Action Army 6.03mm AEG Barrel 540mm Military & Government Airsoft Training Guns will fit nearly all frame

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

Another notable feature of the magazine is the base plate

a compact beast of a gun

Discharge to a safe level 3

Action Army 6.03mm AEG Barrel 540mm Military & Government Airsoft Training Guns will fit nearly all frameThe 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.