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  • 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 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.

    £32.99
    • 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.

    £34.95
    • M4 / AEG Use
    • 363mm Length
    • 6.01mm Inner Diameter

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

    £36.99
    • M4/M15/M16
    • Stainless Steel
    • 6.03mm Inner Barrel

    An upgrade barrel over the very popular MADBULL Airsoft Grade Aluminium range. The stainless steel barrel provides a more accurate and consistent flight on your BB.

    £39.99
    • 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. 

      £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 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.

        £32.99
        • 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
        • MP5/SD / AKB
        • 229mm Length
        • 6.01mm Tightbore

        An upgrade for MP5A4, MP5A5, MP5SD5, MP5SD6, and AKB AEG Airsoft weapons. The barrel decreases the diameter of a standard barrel, from 6.04 to 6.01, and is created from 7075 Aircraft grade aluminium the barrel made to be tough and lightweight.

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

        An upgrade barrel for AK47 / AK74s AEG Airsoft weapons.

        £36.99
        • M4/M15/M16
        • Stainless Steel
        • 363mm 6.03 Inner Barrel

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

        £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.

        From £44.99

        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.