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£11.99
  • 87mm Extension
  • 14mm CCW threading on both ends
  • Strong alloy construction

This Slong Airsoft Outer Barrel Extension; 87mm will sit on the end of your current 14mm outer barrel and provide 87mm of extra barrel length but keep the same male 14mm CCW threading which can make all the difference when trying to get the perfect muzzle device to sit just right on the end of your weapon. Alternatively, it is perfect for making your outer barrel ridiculously long, if you are trying to achieve one seriously mean-looking DMR.

This barrel extension is extremely useful for mounting tracer units and large suppressors where you previously couldn't.

£16.99
  • 117mm Long
  • 5 Versions Available
  • Add Suppressors/Tracers

A 117mm barrel extension for any AEG with a 14mm CCW thread on the end of it. Perfect if you want to use a suppressor but can't because of a barrel that is recessed far inside the rail.

£12.99
  • One Inch Extension
  • 14mm CCW Threaded
  • Tough Alloy Construction

A one inch barrel extension for 14mm CCW threaded barrels, providing that little extra length should you wish to add a suppressor or tracer to your favourite RIF but can't because of a rail system being in the way.

£14.99
  • Two Inch Extension
  • 14mm CCW Threaded
  • Tough Alloy Construction

A two inch barrel extension for 14mm CCW threaded barrels, providing that little extra length should you wish to add a suppressor or tracer to your favourite RIF but can't because of a rail system being in the way.

£4.99
  • For 14mm Clockwise threaded barrel
  • Provides a 14mm CCW thread
  • Allows more common CCW accessories to be used

If you have ever felt like you messed up buying a rifle with a 14mm clockwise threaded barrel, weep no more! This 14mm CW to 14mm CCW thread adapter attaches to any 14mm CW male thread and provides a 14mm CCW male thread for the addition of more common CCW threaded accessories!

£19.99
  • Extension Piece
  • 14mm CCW Thread
  • Aluminium Construction

An Aluminium constructed outer barrel for M4/M15/M16 Airsoft Electric powered replicas which features a 14mm CCW thread and an extension piece to rapidly adapt between a CQB and Carbine length barrel.

£7.99
  • 11mm CCW to 14mm CCW
  • For Female 11mm CCW
  • Install Suppressors/tracers

An alloy constructed thread adapter for Army Armament-branded Airsoft pistols with an 11mm CCW female threaded outer barrel. If you own an Army Armament pistol with a female thread on the outer barrel and want to install a suppressor, tracer unit or other muzzle device, then this is the adapter you require. 

This adapter also fits WE, Armorer Works and Golden Eagle pistols with female threaded barrels. 

It comes supplied with a knurled thread protector to prevent damage to the threads (and look awesome) when a muzzle device is not installed.

£9.99
  • Alloy Construction
  • 14mm CCW Thread
  • For MB Series Rifles

An adaptor for a Well MB sniper rifle, giving it a 14mm CCW thread for the attachment of muzzle devices.

£24.99
  • Aluminium construction
  • 14mm CCW male threading
  • Compatible with M4/AR-15 AEG

If you are working on a multifunctional platform, ready for both indoor and outdoor skirmishes, then this is it! The 5KU 11.5" Aluminium Outer Barrel For M4/AR-15 AEG is compatible with most M4/AR-15 AEGs and is constructed from aluminium for a perfect balance between low weight and high strength. 

The barrel is threaded at the tip with common 14mm CCW male threading, meaning you can mount the most common muzzle devices on the market with ease, including tracer units, suppressors and flash hiders in various styles. Also present are grooves in the underside to allow a gas block or M4/AR-15 triangular front iron sights to be mounted, though this is not essential. If you need your M4 to be ready for any situation then this will get you halfway there, but don't forget you'll need a matching inner barrel too! 

£5.99
  • Anodised aluminium
  • Fits Well MB-01/04/05
  • 14mm CCW male thread

Take your sniper to the next level and reduce those all-important decibels with a silencer adaptor. This aluminium constructed thread adaptor allows you install muzzle devices such as suppressors and tracer units. Simply remove the barrel cap and replace it with this adaptor for a seamless transition to the muzzle device of your choice.

The adaptor provides a 14mm CCW thread to customise your replica, and is compatible with the MB01, MB04 and MB05 spring-powered Airsoft sniper rifles

£10.99
  • Steel construction
  • Converts 16mm CW to 14mm CCW
  • For TM MK-23, SSX23 & ASG/STTI MK-23

Do you have an MK23 but don't want to use the often included power-up suppressor? With the Laylax SOCOM MK-23 Thread Adapter, you can convert 16mm clockwise threading to the more standardised 14mm counterclockwise threading and gain access to plenty of stylish suppressors and tracer units.

It is constructed from steel and is compatible with Tokyo Marui MK-23s and the clones, such as brands like ASG and STTI. The outside of the thread adapter has a knurled surface so it is easier to tighten and unscrew from your pistol. If you have a specific suppressor style you like, the Laylax SOCOM MK-23 Thread Adapter is the best way to get it on your MK-23!

£24.99
Was £29.99
Save £5.00
  • Aluminium construction
  • 14mm CCW male threaded tip
  • Fits most M4/AR-15 AEGs

If you're looking for a new outer barrel to make your M4/AR-15 AEG reach the moon, the 5KU 18" Aluminium Barrel for M4/AR-15 AEG is a fantastic option. Constructed from aluminium with 14mm CCW male threading at the tip, this 18-inch outer barrel includes pin holes for mounting an M4/AR-15 front sight/gas.

The 5KU 18" Aluminium Outer Barrel for M4/AR-15 AEG has the standard Tokyo Marui AEG outer barrel fitting at the rear, meaning it should fit the vast majority of M4/AR-15 platform AEGs but won't fit NGRS M4s or GBBRs. Whether you're extending your barrel for the improved long-range effect or you just want your Airsoft rifle to look massive and intimidating, the 5KU 18" Aluminium Outer Barrel belongs on your M4 AEG!

£5.99
  • Anodised aluminium
  • Fits Well MB-02
  • 14mm CCW male thread

Take your sniper to the next level and reduce those all-important decibels with a silencer adaptor. This aluminium constructed thread adaptor allows you to install muzzle devices such as suppressors and tracer units. Simply remove the barrel cap and replace it with this adaptor for a seamless transition to the muzzle device of your choice.

The adaptor provides a 14mm CCW thread to customise your replica, and is compatible with the MB-02 spring-powered Airsoft sniper rifles

£5.99
  • Anodised aluminium
  • Fits Well MB-03/08
  • 14mm CCW male thread

Take your sniper to the next level and reduce those all-important decibels with a silencer adaptor. This aluminium constructed thread adaptor allows you to install muzzle devices such as suppressors and tracer units. Simply remove the barrel cap and replace it with this adaptor for a seamless transition to the muzzle device of your choice.

The adaptor provides a 14mm CCW thread to customise your replica, and is compatible with the MB-03 and MB-08 spring-powered Airsoft sniper rifles.

£8.99
  • For AGM 002
  • Steel Construction
  • 14mm CCW Thread

A Steel constructed thread adapter for the AGM 002 series Spring-Powered Sniper Rifle, giving you a 14mm CCW Thread at the end of your barrel for the installation of standard Airsoft Suppressors with a matching thread. This is the perfect addition to anyone who wants to add a tactical look to their AGM 002, or conceal an extended inner barrel with a Suppressor.

£7.99
Was £12.99
Save £5.00
  • CNC Machined
  • Anodized Finish
  • Thread Protector

A simple device yet effective, designed to protect your Airsoft gun's outer barrel threads from damage during gameplay and transportation, or any other situation which might leave the threads exposed to the elements.

£9.99
  • Alloy construction
  • 14mm CCW Male thread
  • Compatible with WELL MB series

Want a suppressor on your MB series rifle? This is what you'll need. Made from Robust alloy and finished in matt black, this suppressor adaptor will allow you to add any 14mm CCW threaded accessory to your WELL MB series sniper rifle.

£17.99
  • Aluminium construction
  • Holds your battery inside the handguard
  • For Sig Air MPX Submachine Gun AEG

If you are rocking the Sig Air MPX and you are worried your battery will poke out of the handguard, worry no longer, Laylax have an innovative solution! The Handguard Battery Block for MPX AEG is designed to mount to the outer barrel using a grub screw and close the front end of the handguard up to stop your battery from hanging out when the SMG is pointed down. The block is constructed from aluminium with a matt black anodised finish and is styled to look like the gas block of the bigger MCX, meaning it shouldn't detract too much from the realistic looks of the MPX. This is why we love Laylax, they always come up with a nifty solution for these little niggles!

£149.99
  • CNC Aluminium construction
  • Handguard, suppressor & barrel for SUR300
  • Compatible with SigAir MCX Virtus AEG

If you want your MCX build to stand out, the Airsoft Artisan 10" SUR300 Handguard, Suppressor & Outer Barrel for MCX Virtus will do the trick! This set includes a CNC aluminium wide-profile M-LOK handguard, a 7-inch aluminium outer barrel and an SRD762 suppressor replica, also machined from aluminium with flawless engraved markings. If you were umming and ahhing about how to deck out your MCX, this kit is a great all-in-one external upgrade!

The SUR300 is the .300 Blackout upper receiver set for the real MCX, offered as a kit to Military and Law Enforcement customers and also to civilians in a slightly longer form to keep the ATF happy. When built up, the SUR300 is absolutely beastly looking, a marriage of the menacing AAC Honey Badger's integrally suppressed aesthetic with the more modern receiver style of the MCX.

Being an Airsoft Artisan set, you better believe this is at the absolute pinnacle of Airsoft quality and well-suited to the equally gorgeous SigAir MCX Virtus. If you're into cutting edge modern platforms with a stealthy aesthetic, get the SUR300 Handguard, Suppressor & Outer Barrel belong on your MCX!

£23.99
Was £29.99
Save £6.00
  • Aluminium construction
  • 14mm CCW male threaded tip
  • Fits most M4/AR-15 AEGs

If you're looking for a new outer barrel to make your M4/AR-15 AEG poke into next week, the 5KU 20" Aluminium Barrel for M4/AR-15 AEG is a fantastic option. Constructed from aluminium with 14mm CCW male threading at the tip, this 20-inch outer barrel includes pin holes for mounting an M4/AR-15 front sight/gas.

The 5KU 20" Aluminium Outer Barrel for M4/AR-15 AEG has the standard Tokyo Marui AEG outer barrel fitting at the rear, meaning it should fit the vast majority of M4/AR-15 platform AEGs but won't fit NGRS M4s or GBBRs. Whether you're extending your barrel for the improved long-range effect or want your Airsoft rifle to also be effective at jousting, the 5KU 20" Aluminium Outer Barrel belongs on your M4 AEG!

£29.99
  • Alloy construction
  • Upper rail with thread adapter
  • For CYMA CM.030, CM.127 & ASG XP17 AEPs

If you are looking for a way to mount a tracer unit to your AEP, this is what you're after! The 20mm Upper Rail with Thread Adapter is designed to fit the CM.030, CM.127 and ASG XP17 Challenger AEP pistols, and provides both a 20mm Picatinny upper rail and 14mm CCW male threads so you can dress your AEP up to impress!

The part is constructed from alloy and is finished in matt black, and adds a whole new look to your AEP with its angled ports at the front on either side, and weight reduced 20mm rail across the top. Those worried about losing their iron sights; fear not! The rail has a set of fixed backup iron sights built in, so if you aren't quite ready for a red dot sight you can still put rounds on target.

£49.99
  • Aluminium construction
  • 14mm CCW Male threading
  • For Sig Air MCX Virtus AEG

If you want to shorten your MCX down a bit or you are going for a slick integrally suppressed look for your next build this outer barrel from Laylax is just what you need. This barrel is 6.5 inches (17cm) in overall length and is constructed from aluminium for a perfect balance between low weight and strength.

At the tip of the barrel, we are treated to 14mm CCW male threading, allowing you to equip your MCX with a suppressor for sneaky duties. The tip of the barrel is wide enough to allow an inner barrel to pass straight through, meaning no need to mod it if you want to keep the original MCX inner barrel length. If installed on a standard MCX the barrel will be entirely beneath the handguard, allowing you to mount a tracer unit or suppressor without increasing the overall length of your setup and give your rifle the "Honey Badger" look. If you are adding a tracer make sure you get a shorter inner barrel as well!

£69.99
Was £99.99
Save £30.00
  • 22.5" outer barrel length
  • Straight or twisted fluting
  • Anodised aluminium

Wan to bling out your VSR Bar 10? Treat your rifle with this 22.5-inch fluted barrel in your choice of either twisted or straight fluting, whichever would suit your loadout more. The PPSH barrel is constructed from extremely lightweight aluminium to help keep you light on your feet during skirmishes.

The fluting has been machined to a perfect uniformity that it sure to give your VSR/Bar-10 a sleek modern aesthetic. In real steel-rifles, fluting helps disperse heat from the barrel, as well as keep the barrel's weight down. At the end of the barrel is a 14mm female CCW thread for use with attaching tactical muzzle devices, such as flash hiders, suppressors and tracer units. Included is a thread cap if you don't fancy running any muzzle devices and like to keep things simple.

£69.99
Was £99.99
Save £30.00
  • 22.5" outer barrel length
  • Straight or twisted fluting
  • Anodised aluminium

Wan to bling out your VSR Bar 10? Treat your rifle with this 22.5-inch fluted barrel in your choice of either twisted or straight fluting, whichever would suit your loadout more. The PPSH barrel is constructed from extremely lightweight aluminium to help keep you light on your feet during skirmishes.

The fluting has been machined to a perfect uniformity that it sure to give your VSR/Bar-10 a sleek modern aesthetic. In real steel-rifles, fluting helps disperse heat from the barrel, as well as keep the barrel's weight down. At the end of the barrel is a 14mm female CCW thread for use with attaching tactical muzzle devices, such as flash hiders, suppressors and tracer units. Included is a thread cap if you don't fancy running any muzzle devices and like to keep things simple.

£28.99
Was £39.99
Save £11.00
  • Aluminium construction 
  • 14mm CCW male threaded tip
  • For SigAir MPX AEG

If you want your SigAir MPX even shorter than it comes from the factory this kit will do it! The Laylax Outer Barrel Base & Battery Block Set for SigAir MPX includes a super short outer barrel base and the Laylax Battery Block, allowing you to install a barrel extension or a suppressor which runs beneath the handguard for the integrally suppressed look. 

This part replaces your original outer barrel with an aluminium barrel base measuring 8.5cm overall length, with 4.5cm protruding ahead of the receiver when installed. Also included is the Laylax battery block, designed to keep your battery contained within the handguard when your barrel is pointed down. The battery block won't fit over a suppressor but if you decide to fit a barrel extension it should fit any with a diameter of less than 19mm. 

£11.99
  • CNC Aluminium build
  • Fits 24mm CW male threading
  • For PTS Dead Air Wolverine Suppressor

If you're eyeing up the PTS Syndicate Dead Air Wolverine Suppressor but your AK has 24mm CW barrel threads, this is the adapter you need! Made from CNC-machined aluminium to the high standards we expect from PTS Syndicate, the 24mm Thread Adaptor for Dead Air Wolverine Suppressor replaces the standard 14mm CCW rear cap of the Wolverine, allowing it to mount to 24mm CW male threading.

£44.99
  • CNC Aluminium & steel
  • For PTS Dead Air Wolverine Suppressor
  • Mounts to Dead Air Keymo muzzle devices

If your primary is rocking a PTS Dead Air Keymo muzzle device and you want to add some Ruskie styling, this adapter will do the trick! The PTS Keymo QD Adaptor for Dead Air Wolverine Suppressor replaces the standard 14mm CCW threaded rear cap of the Wolverine with a Keymo QD interface, allowing it to mount to any PTS Dead Air Keymo muzzle device and be removed in seconds.

£7.99
  • For 14mm CCW Suppressor
  • Allows the use of Suppressor
  • Fits to Threaded Outer Barrel

A 12mm to 14mm CCW thread adapter which will allow you to attach suppressors to your Raven only series gas blowback pistol.

£8.99
  • For 14mm CCW Suppressor
  • Fits 11mm CW Female threaded
  • Fits to Threaded Outer Barrel

A thread adaptor which allows the attachment of Silencers and Suppressors to WE Europe Pistols with internally threaded 11mm CW outer Barrels. This adapter provides a 14mm CCW male thread, ready for the most common tracer units and suppressors!

£16.99
  • 117mm Long
  • 5 Versions Available
  • Add Suppressors/Tracers

A 117mm barrel extension for any AEG with a 14mm CCW thread on the end of it. Perfect if you want to use a suppressor but can't because of a barrel that is recessed far inside the rail.

About Our Airsoft Outer Barrels & Barrel Extensions

Want to shorten or extend your replica? Here at Patrol Base we have a wide variety of airsoft outer barrels and barrel extensions in a variety of lengths, shapes and sizes for a range of different airsoft 6mm BB guns. Whether you’re looking for an airsoft barrel extension or outer barrel for your submachine gun, assault rifle or sniper rifle, you’ll find it here, as well as parts to fit them with ease.

Looking to suppress your airsoft pistol or rifle but don't have a threaded barrel? We have a range of silencer and suppressor adaptors that allow them to be attached easily to your airsoft gun. Once you’ve got that sorted, browse our selection of silencers and suppressors to attach to your brand new adaptor.

You can browse our entire airsoft outer barrel and barrel extension offering online or get a feel for them in person at our Huddersfield store.