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£12.99
  • High Density Steel
  • For Standard Hop Unit
  • Improved Range & Power

It's time to give more range, accuracy and power to your beloved SSG 69. 

£14.99
Was £32.99
Save £18.00
  • 6.03mm x 590mm
  • Upgrade PSG-1 Barrel
  • Increase Performance

An upgrade Airsoft 6mm BB Gun Barrel which is compatible with Airsoft PSG-1 AEG Barrel. The barrel is constructed from Alloy, then Hard Coated via an Anodising Process. 

£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.

£24.99
  • 6.03mm x 407mm
  • 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.

£24.99
  • 6.03mm x 285mm
  • 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.

£24.99
  • 6.03mm x 300mm
  • 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.

£25.99
  • Increase FPS
  • Mock Suppressor
  • Long Inner Barrel

A kit which allows you to increase your FPS and Accuracy of your Gas Blowback WE Europe Pistols by extending your Pistol's Inner barrel.

£29.99
  • 6.03mm x 455mm
  • 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 509mm
  • 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.

£34.95
  • 6.03mm x 208mm
  • Madbull Black Python
  • For ASG's Scorpion Evo

An upgrade Madbull Black Python Tightbore 208mm inner barrel for ASG's Scorpion Evo.

£36.99
  • MP5/SD / AKB
  • 229mm Length
  • 6.01mm Tightbore

An upgrade for MP5A4, MP5A5, MP5SD5, MP5SD6, and AKB AEG Airsoft weapons.

£36.99
  • AK47 / AK47S
  • 455mm Length
  • 6.01mm Tightbore

An upgrade barrel for AK47 / AK74s AEG Airsoft weapons.

£36.99
  • Stainless Steel
  • Air-Seal Improving
  • Aircraft Aluminium

An extremely straight and precisely-manufactured inner barrel made from Stainless Steel and Aircraft-grade Aluminium, and comes included with a HOP rubber and O-Rings.

£36.99
  • Anodised Finish
  • 485mm / 6.03mm
  • For Modify MOD24

A 485mm Precision Inner Barrel for the Modify MOD24 Spring Sniper Rifle, with an inner diameter of 6.03mm.

From £44.99
  • 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.

£54.99
  • Stainless Steel
  • 6.03mm Tight Bore
  • Bridged Inner Barrel

Used by staff and many Airsofters a like to improve your range and accuracy. When combined with the right weight BB, hop-up rubber and patience this barrel delivers killer accuracy down range. 

£9.99
  • 6.03mm x 310mm
  • Brass Construction
  • Standard Replacement

A standard replacement inner barrel for Ares' Striker S1 Sniper Rifle series. The barrel is constructed from brass and has an internal diameter of 6.03mm.

£14.99
Was £32.99
Save £18.00
  • For APS-2 / L96
  • Teflon Coated Aluminium 
  • 500mm 6.03mm Inner Barrel 

Constructed from aluminium coated in teflon, this 6.03mm diameter barrel is 50mm long, and is designed for use in the APS-2 and L96 style Airsoft sniper rifles. 

£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.

£29.99
  • Upgrade AEG Barrel
  • 6.03mm x 247mm
  • 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.

£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.

£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 650mm
  • Increase Performance
  • Upgrade PSG-1+ Barrel

An upgrade Airsoft 6mm BB Gun Barrel which is compatible with Airsoft PSG-1 Plus AEG Barrel. 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. 

£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.

£36.99
  • M16A2 / AUG
  • 509mm Length
  • 6.01mm Diameter

An upgrade tightbore barrel for Airsoft AEG such as the M16, M16A2, and AUG rifles. The barrel is constructed from steel and is 6.01mm in diameter, and 509mm long.

£36.99
  • M4 / AEG Use
  • 363mm Length
  • 6.01mm Inner Diameter

An upgrade barrel over the very popular MADBULL Airsoft BLACK PYTHON range. 

£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
  • M4/M15/M16
  • Stainless Steel
  • 363mm 6.03 Inner Barrel

An upgrade barrel over the very popular MADBULL Airsoft Grade Aluminium range.

Inner Barrels for Rifles, Snipers Rifle, Pistols, Support Weapons 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 get in contact with our Workshop Team via our Contact Us Page.