Action Army 6.03mm AEG Barrel 540mm Military & Government Airsoft Training Guns Mounts to standard rail systems

Mounts to standard rail systems

a compact beast of a gun

will fit nearly all frame sizes (we tried them out ourselves)

It's shocking how small this well built all metal gun is

Action Army 6.03mm AEG Barrel 540mm Military & Government Airsoft Training Guns Mounts to standard rail systemsThe Action Army 6. 03mm AEG Barrel 540mm. Fits inside AEGs that require this length. This is a 6. 03 inner barrel diameter, so it allows for less jams and tolerances than the 6. 01mm. A very popular choice as an alternative to the Prometheus. One piece high grade metal machined. Precision smooth inner bore with nickel plating. This inner barrel is an upgrade to improve your gun's performance, accuracy, FPS, and range compared to stock gun barrels.