Action Army 6.03mm AEG Barrel 310mm VSR-10 Parts encourages a high hand hold

encourages a high hand hold under the receiver for maximum recoil

Will fit in all M4 and rear stocks

FPS is around 390 (varies a bit) w/

Model: DRGB135T

Action Army 6.03mm AEG Barrel 310mm VSR-10 Parts encourages a high hand holdThe Action Army 6. 03mm AEG Barrel 310mm. 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.