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£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!

£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.

£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.

£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.

£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.

£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.

£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!

£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!

£15.99
  • Aluminium construction
  • 14mm CCW male threading
  • Compatible with M4/AR-15 AEG

If you are working on your CQB build you must be looking for the shortest barrel out there, and right now, this is it! The 5KU 7" 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 shorter this will get you halfway there, but don't forget you'll need a shorter inner barrel too! 

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

If you're looking for a new outer barrel to change up the length of your M4/AR-15 AEG, the 5KU 10.3" Aluminium Outer Barrel for M4/AR-15 AEG is a fantastic option. Constructed from aluminium with 14mm CCW male threading at the tip, this 10.3-inch outer barrel is styled to match the profile of real 10.3" CQBR barrels and includes pin holes for mounting an M4/AR-15 front sight/gas block at the "carbine length" position. 

The 5KU 10.3" 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 shortening your barrel to a more CQB-friendly size or giving it a bit more length for more long-range effect, the 5KU 10.3" Aluminium Outer Barrel belongs on your M4 AEG!

£34.99
  • 14mm CCW Threads
  • Anodised Black Finish
  • For most M4/AR-15 AEGs

A replacement outer barrel for M4/15/16 variants that is constructed entirely from a strong and durable Alloy.

£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.

£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! 

£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.

£12.99
  • Aluminium construction
  • 16mm CW to 14mm CCW
  • For SSX23, TM MK23 & ASG/STTI MK23

Want to mount your favourite tracer or suppressor to your SSX23? The Novritsch SSX23 Thread Adapter lets you do just that! Designed for the Novritsch SSX23 but also compatible with the TM and ASG/STTI MK23, this adapter mounts to 16mm CW male barrel threads and provides 14mm CCW male threading, ready for the most common suppressors and tracers on the market.

The adapter is made from aluminium and includes a helpful knurled surface so you can mount it firmly but remove it easily when needed. If you have a specific suppressor in mind but it doesn't fit the SSX23/MK23 non-standard threads, this adapter will sort you out!

£18.99
  • 14mm CCW Thread
  • Removable Extension
  • Slots for A-Frame Post

A Two-Piece Outer Barrel Assembly for AR/M4/M16 Platform Airsoft Replicas, constructed to a tough standard using Aluminium. The Two Piece design allows you run the barrel in a short configuration, ending just after the A-Frame Sight Post, or in it's longest configuration with the extension piece installed. Both sections of the Outer Barrel feature a 14mm CCW Thread for the installation of Suppressors, Tracer Units and other Muzzle Devices.

£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!

£29.99
  • 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 perfect for woodland skirmishes, the 5KU 16" Aluminium Barrel for M4/AR-15 AEG is a fantastic option. Constructed from aluminium with 14mm CCW male threading at the tip, this 16-inch outer barrel includes pin holes for mounting an M4/AR-15 front sight/gas. 

The 5KU 16" 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 rather long and intimidating, the 5KU 16" Aluminium Outer Barrel belongs on your M4 AEG, Just remember to pick up a matching inner barrel!

£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

£16.99
  • Alloy construction
  • 12mm CW female threads
  • For Army Armament R601 and Hi-capa GBBs

This outer barrel is a replacement original part for the Army Armament R601 JW3 GBB pistol but should also be compatible with other Army Armament Hi-capas and 1911 GBB pistols. The barrel is constructed from alloy and comes with 12mm CW female threads at the tip, leaving options open for adding a tracer unit or suppressor using a 14mm CCW male thread adapter (available separately). The barrel may also be suitable for other Hi-capa and 1911 pistols based on the original TM design but may require modifications to be made for smooth function.

The barrel is finished in bronze and has authentic-looking mock locking lugs across its upper surface, with "9x19" marked on the chamber area in recessed lettering. The barrel has a standard flared profile which tapers towards the chamber, matching the more common real steel Hi-capa barrels perfectly.

£16.99
  • Aluminium construction
  • 14mm CCW male threaded tip
  • Fits most M4/AR-15 AEGs

If you are working on your CQB build you must be looking for an extremely short outer barrel, and this one certainly is that! The 5KU 8.7" 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 Airsoft rifle to be shorter this will get you halfway there, but don't forget you'll need a shorter inner barrel to match!

£24.99
  • Aluminium construction
  • 14.5" Heavy profile barrel - 14mm CCW male threads
  • Compatible with M4/AR15 AEG rifles

If you are building an M4 from the ground up or you want a new look for your M4/AR15 platform this 5KU Aluminium outer barrel is worth a look! This barrel is 14.5 inches in length, just like the standard carbine length M4 barrel but has a heavier profile towards the tip to simulate real-world heavy barrels which allow for more sustained fire before accuracy takes a dive due to heat build-up.

The barrel is constructed from two parts, the barrel itself and the barrel base which are secured together using a pair of steel grub screws. At the tip we have the Airsoft standard 14mm CCW male threading, leaving you with a wealth of options for what muzzle device you choose to mount. The profile of the barrel matches real M4 barrels throughout its length, making this a great choice as a replacement for those who don't like seeing what is clearly a skinny Airsoft barrel through the ports on their handguard. This barrel is designed for M4/AR15 AEGs and should fit the vast majority of them.

£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.

£13.99
  • 76.2mm Long
  • Easy To Attach 
  • Add Suppressors/Tracers

A 76.2mm long barrel extension for any AEG with a 14mm CCW thread on its outer barrel.

£13.99
  • For SSG96 MK1 & MK2
  • Provides 14mm CCW male threads
  • Kit your rifle out with a tracer or suppressor

If you want stealthy styling for your SSG96 sniper rifle, this is the adapter you need! Constructed from aluminium and providing 14mm CCW male barrel threading at the tip, this suppressor adapter fits both the SSG96 MK1 and SSG96 MK2, allowing tracer units, suppressors or alternative muzzle devices to be mounted with ease.

To install the adapter, simply unscrew the front cap from your barrel and screw the adapter on in its place. You're now ready to go silent with your SSG96!

£119.99
  • CNC Machined aluminium
  • M-LOK Negative space attachment slots
  • Compatible with SigAir MCX Virtus AEG

Do you find that there are not enough attachment slots on your current MCX handguard? If so then the Airsoft Artisan 10" Spear Handguard Set for SigAir MCX Virtus is for you! It features a modernised design with a 20mm Picatinny rail on top and M-LOK sections at 3, 6 and 9 o'clock, plus additional offset M-LOK slots at the lower diagonals and in line with the gas block cut-out. This is an improvement upon the original MCX handguard as the extra M-LOK slots allow for more attachment space and the added angles mean more customisation is available when it comes to style and ergonomics.

This handguard and barrel are constructed from CNC machined aluminium, which makes them not only very strong but also ensures that they are flawless in their design. The Airsoft Artisan 10" Spear Handguard Set for SigAir MCX Virtus is the best way to give your MCX an external facelift and keep it up to date with the latest MCX variant, the MCX-SPEAR.

£119.99
  • CNC Machined aluminium
  • M-LOK Negative space attachment slots
  • Compatible with SigAir MCX Virtus AEG

Do you find that there are not enough attachment slots on your current MCX handguard? If so then the Airsoft Artisan 10" Spear Handguard Set for SigAir MCX Virtus is for you! It features a modernised design with a 20mm Picatinny rail on top and M-LOK sections at 3, 6 and 9 o'clock, plus additional offset M-LOK slots at the lower diagonals and in line with the gas block cut-out. This is an improvement upon the original MCX handguard as the extra M-LOK slots allow for more attachment space and the added angles mean more customisation is available when it comes to style and ergonomics.

This handguard and barrel are constructed from CNC machined aluminium, which makes them not only very strong but also ensures that they are flawless in their design. The Airsoft Artisan 10" Spear Handguard Set for SigAir MCX Virtus is the best way to give your MCX an external facelift and keep it up to date with the latest MCX variant, the MCX-SPEAR.

£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.

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.