Action Army 6.03mm VSR-10 G-Spec Barrel 300mm Pins Loads like an old-school 1800's

Loads like an old-school 1800's revolver on its side (see pic)

The regulated Co2 output will keep you field legal

and virtually all others

while still keeping yourself 100% ventilated

Action Army 6.03mm VSR-10 G-Spec Barrel 300mm Pins Loads like an old-school 1800'sThe Action Army 6. 03mm VSR 10 Barrel 300mm. Fits inside the VSR10 G Spec rifle. Works with Tokyo Marui and clone VSR10 shorter GSpec airsoft sniper rifles. 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