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£39.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£39.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£22.90
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£22.90
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£44.99
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£49.95
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£29.99
  • 6.03mm x 363mm
  • Upgrade AEG Barrel
  • Increase Performance

An upgrade Airsoft 6mm BB Gun Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units. The barrel is constructed from Alloy, then Hard Coated via an Anodising Process.

£32.99
  • 6.03mm x 590mm
  • Upgrade AEG Barrel
  • Increase Performance

An upgrade Airsoft 6mm BB Gun Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units. The barrel is constructed from Alloy, then Hard Coated via an Anodising Process.

£32.99
  • 6.03mm x 650mm
  • Upgrade AEG Barrel
  • Increase Performance

An upgrade Airsoft 6mm BB Gun Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units. The barrel is constructed from Alloy, then Hard Coated via an Anodising Process. 

£39.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£49.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Increased Performance

An upgrade Airsoft 6mm BB Gun inner Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units.

£22.90
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£39.95
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£39.99
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£44.95
  • Specially Designed
  • Specialised Airflow
  • Upgrade Inner Barrel

A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.

£32.99
  • 6.03mm x 509mm
  • Upgrade AEG Barrel
  • Increase Performance

The Python Ver.II Airsoft 6mm BB Gun Barrel which is compatible with Airsoft AEG Barrel Compatible Hop-Up units. The barrel is constructed from Alloy, then Hard Coated via an Anodising Process.

£34.99
  • 6.01mm Bore - Precision inner barrel
  • 7075 Aluminium construction
  • Compatible with any Airsoft AEG - 363mm Length

If you want more accuracy out of your AEG, this will do the trick! The MADBULL Black Python 7075 Alu 6.01mm Tightbore inner Barrel is compatible with any TM spec Airsoft AEG and is 363mm in overall length, the ideal inner barrel length for a 14.5-inch outer barrel. 

The Black Python series is MADBULL's top-of-the-range inner barrels, with a tighter than usual 6.01mm bore which results in an FPS and accuracy increase when used with high quality BBs. The barrels of the Black Python series are constructed from 7075 aluminium, meaning extreme rigidity and precision but far less weight than comparable stainless steel inner barrels. 

Whether you are putting together a DMR build or another accuracy focussed setup, the MADBULL Black Python will have you shooting straight and true!

£29.99
  • 499mm Length
  • 6.03mm Tightbore
  • Aluminium Construction

A 499mm 6.03 inner Tightbore Barrel designed for use in your Airsoft assault rifle! Providing precision & accuracy, the Madbull barrel range are some of the best on the market.

Upgrade Inner Barrels for Airsoft M4 / AR15 Rifles and more

Here at Patrol Base we have a wide variety of Airsoft Inner Barrels available both In Store and Online. We stock barrels for both AEG Electric Airsoft Guns, Gas Weapons and more, with common diameters such as 6.01mm, 6.03mm and 6.05mm. Airsoft Upgrade Barrels can be purchased for almost any Rifle, Pistol and Sniper, such as M4, G36, MP5 and even VSR and L96 Types.

Should you need Fitting Advice or Tutorials you can visit our Buying Guide Section !BUYING GUIDE - AIRSOFT BARRELS! or call our Workshop Team on: 01484 644709.

If you can't find something that you like, or want something which isn't on the website why not contact us via Phone and we can do our best to source it for you! 

Telephone: 01484 644709