Viewing 57 of 57.
From £139.99
  • High density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

If you're looking for a compact and lightweight AR platform with stealthy styling, the Specna Arms SA-C05 CORE™ HAL¹ ETU™ M4/AR-15 AEG is a great shout. This M4/AR-15 AEG follows Specna's "CORE" build standard, with a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and keep energy high all day long. 

This, the latest SA-CO5 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £139.99
  • High density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

If you're looking for a compact and lightweight AR platform with stealthy styling, the Specna Arms SA-C05 CORE™ HAL¹ ETU™ M4/AR-15 AEG is a great shout. This M4/AR-15 AEG follows Specna's "CORE" build standard, with a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and keep energy high all day long. 

This, the latest SA-CO5 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £119.99
  • High-density polymer/CNC alu handguard
  • Keymod handguard
  • HAL¹ ETU Pre-installed - Programmable fire modes

If you're looking for a compact and lightweight AR platform perfect for close-quarters engagements, the Specna Arms SA-C08 CORE™ HAL¹ ETU™ AEG is a superb choice. This M4/AR-15 AEG follows Specna's "CORE" build standard, featuring a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and maintain high-energy skirmishing all day long. 

This, the latest version of the SA-C08 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £119.99
  • High-density polymer/CNC alu handguard
  • Keymod handguard
  • HAL¹ ETU Pre-installed - Programmable fire modes

If you're looking for a compact and lightweight AR platform perfect for close-quarters engagements, the Specna Arms SA-C08 CORE™ HAL¹ ETU™ AEG is a superb choice. This M4/AR-15 AEG follows Specna's "CORE" build standard, featuring a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and maintain high-energy skirmishing all day long. 

This, the latest version of the SA-C08 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £129.99
  • High-density polymer/CNC alu handguard
  • Keymod rail system with pre-installed rails
  • HAL¹ ETU Pre-installed - Programmable fire modes

The SA-C07 CORE™ HAL¹ ETU™ M4/AR-15 Carbine AEG is the latest, most advanced AEG from Specna Arms. It features an entry-level price point, with a veteran-level preinstalled ETU. The AEG is also compatible with most Tokyo Marui aftermarket upgrade parts, so it really is future-proof!

This, the latest version of the SA-C07 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £249.99
  • Full metal construction
  • Kestrel Basic programmable MOSFET
  • M203 40mm MOSCART launcher pre-installed

If you're a fan of the most menacing military firearms, you'll definitely love the Specna Arms SA-G01 ONE™ M4A1 w/ M203 Launcher; Kestrel Basic ETU! This full metal M4A1 replica includes a barrel-mounted M203 40mm MOSCART grenade launcher pre-installed, giving you extra in game firepower and the beastly looks only a rifle with an underslung launcher can provide. Building on the original SA-G01, this variant is equipped with the Kestrel Basic ETU from Eshooter, offering plenty of features most would consider a significant step above "basic"!

The Kestrel Basic offers programmable fire modes including 3-round burst and binary trigger, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection. The Kestrel keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Also inside is a 6.03mm tightbore inner barrel and rotary HOP-up unit, bringing the latest iteration of the ONE™ series into line with EDGE™ and EDGE 2.0™ platforms with improved accuracy potential and the latest HOP-up unit design for M4 AEGs.

If you're planning on taking on an active-camo-clad alien or are seeking the Lone Survivor (2013) look, the SA-G01 ONE™ M4A1 w/ M203 Launcher; Kestrel Basic ETU is the ideal primary. There is nothing quite as satisfying as showering a bunker with an underslung launcher!

From £249.99
  • Full metal construction
  • M203 MOSCART grenade launcher
  • Kestrel Basic programmable MOSFET

If you like your M16 rifles with a side of M203 grenade launcher, the Specna Arms SA-G02 ONE™ M16A4 w/ M203 Launcher; Kestrel Basic ETU is the rifle for you! This full-metal M16 is based on Specna's ONE™ series but this one is a cut above the rest, featuring the Kestrel Basic ETU. This MOSFET is programmable and offers different firing modes along with plenty of other features, the term "Basic" is definitely underselling it!

The Kestrel Basic offers plenty of features including a 3-round burst and binary trigger firing modes, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection. Put simply, this allows the M16A4 to be set up realistically as SAFE-SEMI-3RND BURST, keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Paired with the 6.03mm tightbore inner barrel and rotary HOP-up unit, this M16A4 AEG is well-equipped to complete any mission!

If you are working on a 2000s military loadout and need an M16 with some extra "firepower", the Specna Arms SA-G02 ONE™ M16A4 w/ M203 Launcher; Kestrel Basic ETU has got you covered!

From £119.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

Sneaky skirmishers, this one is for you! The Specna Arms SA-C10 CORE™ HAL¹ ETU™ M4/AR-15 AEG is the perfect close-quarters combat AEG. Featuring a pre-installed linear compensator, a CNC aluminium handguard and polymer receiver, this Airsoft replica is the perfect companion for those who want to stay light on their feet. Its affordable price point and advanced programmable MOSFET make it an attractive platform for players of any skill level.

This, the latest SA-C10 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £119.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

Sneaky skirmishers, this one is for you! The Specna Arms SA-C10 CORE™ HAL¹ ETU™ M4/AR-15 AEG is the perfect close-quarters combat AEG. Featuring a pre-installed linear compensator, a CNC aluminium handguard and polymer receiver, this Airsoft replica is the perfect companion for those who want to stay light on their feet. Its affordable price point and advanced programmable MOSFET make it an attractive platform for players of any skill level.

This, the latest SA-C10 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £179.99
  • Full metal construction
  • Rock River Arms trademarks
  • Kestrel Basic ETU Pre-installed

Real steel nerds, check this out! The Specna Arms Rock River Arms SA-E03 EDGE™ Carbine AEG; Kestrel Basic ETU is a great beginner rifle, easy to pick up and use, superb long-term potential. There is a reason why this rifle style has so many variations and is seen everywhere in Airsoft, it looks good, has plenty of rail space and is just a great overall platform for skirmishers.

The Specna Arms Rock River Arms SA-E03 EDGE™ Carbine AEG; Kestrel Basic ETU is an excellent choice for any Airsoft player, it shoots great out of the box, but there is also plenty of room for upgrades to take this rifle to the next level. The Kestrel Basic ETU offers programmable fire modes including 3-round burst and binary trigger, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection.

Put simply, this allows the SA-E03 EDGE™ to be set up realistically as SAFE-SEMI-3RND BURST, keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Paired with Specna's standard 6.03mm tightbore inner barrel and rotary HOP-up unit, this is one of the best-equipped M4A1 AEGs on the market!

From £289.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Kestrel Basic ETU pre-installed
The Kestrel Basic Version of the SA-V26 now features a metallic red trigger guard. Images will be updated shortly to reflect this. 

If you're a skirmisher who prioritises style, the Specna Arms SA-V26 ONE™ Red Edition M4/AR-15 LVOA AEG; Kestrel Basic ETU should suit you perfectly! This is the latest version of the SA-V26 Red Edition, with thoroughly revamped internals to keep it competitive with the latest Airsoft releases. The most prominent change is the addition of the Eshooter Kestrel Basic ETU, offering plenty of slick functionality previously reserved for far more expensive, high end replicas. 

The Kestrel Basic offers programmable fire modes including 3-round burst and binary trigger, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection. The Kestrel keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Also inside is a 6.03mm tightbore inner barrel and rotary HOP-up unit, bringing the latest iteration of the ONE™ series into line with EDGE™ and EDGE 2.0™ platforms with improved accuracy potential and the latest HOP-up unit design for M4 AEGs.

If you love an AR that stands out, rocking a customised look straight out of the box, the SA-V26 ONE™ Red Edition M4/AR-15 LVOA AEG; Kestrel Basic ETU is exactly that. An impressive reinvention of a popular previous release with the latest tech inside, this is the AR platform for skirmishers with a sense of style!

From £129.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

Sneaky skirmishers, check this out! The Specna Arms SA-C11 CORE™ HAL¹ ETU™ M4/AR-15 AEG is the perfect close-quarters combat AEG. Featuring a pre-installed suppressor, CNC aluminium handguard and polymer receiver, this Airsoft replica is the perfect companion for those who want to stay light on their feet. Its affordable price point and advanced programmable MOSFET make it an attractive platform for players of any skill level.

This, the latest SA-C11 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £129.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

Sneaky skirmishers, check this out! The Specna Arms SA-C11 CORE™ HAL¹ ETU™ M4/AR-15 AEG is the perfect close-quarters combat AEG. Featuring a pre-installed suppressor, CNC aluminium handguard and polymer receiver, this Airsoft replica is the perfect companion for those who want to stay light on their feet. Its affordable price point and advanced programmable MOSFET make it an attractive platform for players of any skill level.

This, the latest SA-C11 is rocking Specna's HAL¹ ETU,  boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £149.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire mode

If you're looking for a highly flexible M4/AR-15 platform, the Specna Arms SA-C20 CORE™ HAL¹ ETU™ M4/AR-15 Carbine AEG should suit you perfectly! Kitted out with some glorious externals with an MLOK-style handguard, crane stock and railed receiver, this M4 is a great choice for any skirmisher!

This, the latest SA-CO5 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £149.99
  • High-density polymer/CNC alu handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire mode

If you're looking for a highly flexible M4/AR-15 platform, the Specna Arms SA-C20 CORE™ HAL¹ ETU™ M4/AR-15 Carbine AEG should suit you perfectly! Kitted out with some glorious externals with an MLOK-style handguard, crane stock and railed receiver, this M4 is a great choice for any skirmisher!

This, the latest SA-CO5 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for an entry-level price point!

From £149.99
  • Strike Industries licensed handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

The Specna Arms SA-C17 CORE™ HAL¹ ETU™ M4/AR-15 AEG is beautiful. It features Strike Industries licensing on its unique M-LOK handguard, adding to the realism of this mighty fine platform. Its compact nature makes it perfect for close-quarters battles, a versatile and lightweight replica which can be easily manoeuvred around the battlefield is exactly what you need to win!

This SA-C17 is rocking Specna's HAL¹ ETU, it boasts programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a super affordable Airsoft gun!

From £149.99
  • Strike Industries licensed handguard
  • 6.03mm Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

The Specna Arms SA-C17 CORE™ HAL¹ ETU™ M4/AR-15 AEG is beautiful. It features Strike Industries licensing on its unique M-LOK handguard, adding to the realism of this mighty fine platform. Its compact nature makes it perfect for close-quarters battles, a versatile and lightweight replica which can be easily manoeuvred around the battlefield is exactly what you need to win!

This SA-C17 is rocking Specna's HAL¹ ETU, it boasts programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a super affordable Airsoft gun!

From £199.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Kestrel Basic ETU Pre-installed

If you prefer the old days when real men carried full-length rifles, you'll definitely be into the Specna Arms SA-B06 ONE™ M16A4 AEG! This full metal M4/AR-15 platform is based around Specna's original ONE™ series M16A4 but now comes equipped with the Kestrel Basic ETU, a programmable MOSFET which is far more advanced than its moniker "Basic" suggests!

The Kestrel Basic offers programmable fire modes including 3-round burst and binary trigger, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection. Put simply, this allows the M16A4 to be set up realistically as SAFE-SEMI-3RND BURST, keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Paired with Specna's standard 509mm 6.03mm tightbore inner barrel and rotary HOP-up unit, this is one of the best-equipped M16A4 AEGs on the market!

Whether you're working on a GWOT-era USMC loadout or you prefer the iconic M16 silhouette to its prolific shorter sibling, the Specna Arms SA-B06 ONE™ M16A4 AEG; Kestrel Basic ETU is the big M4 you need!

From £289.99
  • CNC Aluminium handguard
  • Kestrel basic MOSFET preinstalled
  • Fancy red receiver trimmings!

If you are looking for an MK18, but you're not interested in keeping to the Milsim bland basic style, then the Specna Arms SA-A03 ONE™ MK18 Red Edition; Kestrel Basic ETU is certainly worth your time. This MK18 is fitted with some stylish red receiver parts, such as the mag release, charging handle and sling plate. The full metal externals give this platform a realistic weight and distribution as well as making it strong and able to withstand even the roughest of skirmishes.

Inside the Specna Arms SA-A03 ONE™, there are some incredible straight-out-of-the-box internals. It features a Kestrel Basic ETU, 18:1 ratio steel gears running on 8mm ball bearing bushings and a reinforced gearbox shell with an Enter & Convert™ quick change spring guide. This allows you to change the spring without having to open the gearbox itself. Also inside is a 6.03mm tightbore inner barrel paired with a rotary HOP-up unit, getting you off the mark with above-average accuracy potential and a slight FPS boost.

From £295.99 Pack price
Normally £307.95
Save £11.96
  • Specna M4 with M203 Grenade Launcher
  • 2 x NUPROL 40mm MOSCART Gas Grenades
  • 5000rnd Bag of Delta Armory BBs

If you need something for busting bunkers or you are hunting an alien lifeform with active camouflage and thermal vision, an M4 with M203 grenade launcher is what you need to get the job done! This bundle combines the SA-G01, a full metal M4 AEG with an M203 40mm grenade launcher pre-installed with a pair of NUPROL 40mm MOSCART Gas Grenades and a big ol' bag of Delta Armory BBs. 

"This gun will make you a god damned sexual Tyrannosaurus, just like us!"

From £259.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Kestrel Basic ETU Pre-installed

This is the most iconic assault rifle! There is a reason why this rifle has so many variations and is seen everywhere in Airsoft, it looks good, has plenty of rail space and is just a great overall platform for skirmishers. The Specna Arms SA-K02 ONE™ M4A1 AEG; Kestrel Basic ETU is an excellent choice for any Airsoft player, it shoots great out of the box, but there is also plenty of room for upgrades to take this rifle to the next level.

The Kestrel Basic ETU offers programmable fire modes including 3-round burst and binary trigger, adjustable pre-cocking, active braking, cycle completion, low battery warning and low/high voltage protection. Put simply, this allows the SA-K02 ONE™ to be set up realistically as SAFE-SEMI-3RND BURST, keeps your gearbox cycling at maximum efficiency and with pre-cocking set, provides an incredibly snappy trigger response ideally suited to rapid double taps. Paired with Specna's standard 6.03mm tightbore inner barrel and rotary HOP-up unit, this is one of the best-equipped M4A1 AEGs on the market!

If you are building a special forces loadout for your skirmishes and you're in search of an iconic platform to match the look, the Specna Arms SA-K02 ONE™ M4A1 AEG; Kestrel Basic ETU is the Airsoft replica for you!

From £129.99
  • High-density polymer/CNC alu handguard
  • 6.03 Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

Are you looking for a reliable M4 to help you in your skirmishes, or maybe you're a veteran looking for an affordable AEG to pimp out with your own upgrades, if so, the Specna Arms SA-C25 CORE™ HAL¹ ETU™ M4/AR-15 AEG is exactly what you're searching for!

This SA-C25 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £149.99
  • High-density polymer/CNC alu handguard
  • Keymod handguard
  • HAL¹ ETU Pre-installed - Programmable fire mode

The Specna Arms SA-C22 CORE™ HAL¹ ETU™ M4/AR-15 Carbine AEG is the perfect beginner Airsoft rifle, with its preinstalled MOSFET, it is sure to outperform other platforms at a similar price point. This M4/AR-15 AEG follows Specna's "CORE" build standard, featuring a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and maintain high-energy skirmishing all day long.

This, the latest version of the SA-C22 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £149.99
  • High-density polymer/CNC alu handguard
  • Keymod handguard
  • HAL¹ ETU Pre-installed - Programmable fire mode

The Specna Arms SA-C22 CORE™ HAL¹ ETU™ M4/AR-15 Carbine AEG is the perfect beginner Airsoft rifle, with its preinstalled MOSFET, it is sure to outperform other platforms at a similar price point. This M4/AR-15 AEG follows Specna's "CORE" build standard, featuring a CNC aluminium handguard, alloy outer barrel and suppressor paired with a high density polymer receiver, stock and pistol grip, ideal for skirmishers who like to move fast and maintain high-energy skirmishing all day long.

This, the latest version of the SA-C22 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

From £299.99
  • Full metal construction
  • 6.03mm Tightbore inner barrel
  • Kestrel Basic MOSFET/ETU pre-installed

If you're in search of a URGI-style AR to complete your loadout, the Specna Arms SA-A34 ONE™ M4/AR-15 AEG; Kestrel Basic ETU is a fine choice. Boasting the top-notch build quality Specna's ONE™ series has become known for, this is the updated version, fitted with the superb EShooter Kestrel Basic ETU/MOSFET. 

The Kestrel Basic offers programmable fire modes including 3 round burst and binary trigger, adjustable pre-cocking with 6 levels to choose from and several quality-of-life functions such as low battery warning and cycle completion. The result is a remarkably snappy trigger when pre-cocking is set, the perfect feature for someone who needs fire supremacy in CQB to get the job done! Also inside is a 6.03mm tightbore inner barrel and rotary HOP-up unit, giving you superb accuracy potential and the latest HOP-up design for M4/AR-15 platforms.

The SA-A34 ONE™ is closely patterned after the real steel MK16 URGI, an enhanced upper receiver designed for US SOCOM and currently serving with US Special Forces of various branches. Equipped with an SMR-style M-LOK handguard, ambidextrous charging handle and SF-style four-prong flash hider, the SA-A34 is just waiting for your choice of accessories to complete the look!

From £139.99
  • High-density polymer/CNC alu handguard
  • 6.03 Tightbore inner barrel
  • HAL¹ ETU Pre-installed - Programmable fire modes

This compact platform is exactly what you need for your close-quarters battles. It is short and lightweight, making it a great asset for those who like to stay nimble during their skirmishes. The Specna Arms SA-C21 CORE™ HAL¹ ETU™ M4/AR-15 AEG has an entry-level price point, with veteran-level potential!

This SA-C21 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring.

From £169.99
  • High-density polymer/CNC alu handguard
  • PDW style stock
  • HAL¹ ETU Pre-installed - Programmable fire modes

Are you looking for a reliable M4 to help you in your skirmishes, or maybe you're a veteran looking for an affordable AEG to pimp out with your own upgrades, if so, the Specna Arms SA-C25 CORE™ HAL¹ ETU™ M4/AR-15 AEG is exactly what you're searching for! It's more compact than the original SA-C25 with its PDW stock, perfect for staying versatile on the battlefield.

This SA-C25 is rocking Specna's HAL¹ ETU, boasting programmable fire controls and several quality-of-life functions built-in, all for barely more money than the original. The HAL¹ allows you to select binary trigger, AUG mode and sniper delay instead of semi-auto and semi-auto lock, 3-round burst or 5-round burst instead of full auto. Also available are 5 levels of trigger sensitivity adjustment, 6 levels of adjustable pre-cocking, active braking and a low battery voltage alarm. Like the original, the HAL¹ equipped version also has a 6.03mm tightbore inner barrel, giving it above-average accuracy potential and a slight rise in FPS from the same strength spring. Impressive stuff for a beginner-level price point!

M4, AR-15 and M16 platforms are some of the most popular in the Airsoft community. At Patrol Base, we have a great selection of these rifles and their variants, including US Army M4A1 and M16 replicas. Not to forget the highly popular MK.18 MOD.1 rifle, an iconic AR-15 design used by Delta Force and the US Navy SEALs!

From gas-powered GBBR M4s with exciting recoil to high-performance AEG M4s which shoot perfectly in any weather conditions, we have an M4/AR-15 platform to suit all skill levels and playstyles, from CQB specialists to long-range Designated Marksmen. 

If you’re looking for an Airsoft platform to upgrade, an M4/AR-15 AEG is ideal thanks to its wide aftermarket support, customisation options and accessory attachment interfaces. Parts are easy to replace and accessories can be mounted straight away in most cases; perfect for those who dream of their own custom Airsoft gun!

If you're struggling to choose which M4 is right for you, read our blog post and watch our video about M4 Assault Rifles

Shop our huge selection of AR-15, M16 and M4 Airsoft AEGs and GBBRs online or visit us at our store in Huddersfield to see the range in person!