Stainless steel made tightbore upgrade barrel.
6.03mm precision inner airsoft rifle barrel.
Perfect for tighter grouping & more accurate shooting.
Increases FPS for higher velocityBuilt for extra power and precision shooting.
Length: 300mm (M733/MC51 Long/M1A1/G36K Series) for Tokyo Marui Airsoft AEG.
Compatibility: All Marui Compatible AEG that use Standard type AEG Inner Barrels.