KM 6.04 Precision Inner Barrel For for Marui M4A1 MWS & Type 89 GBBR (250mm) Manufacturer_CP Custom it is designed with unique

it is designed with unique curved lining to decrease the resistance when the gas is passing through

Weight: 26g

Item Weight  3850g Major Color Olive Drab Length 1127mm Barrel Length ~500mm Hop-up Adjustable Shooting Mode Semi/Fully Automatic Gearbox Type 7 AEG Motor High Torque EG700 Motor AEG Power Source Up to 8

Switch Life Extender to prevent contact burnout

KM 6.04 Precision Inner Barrel For for Marui M4A1 MWS & Type 89 GBBR (250mm) Manufacturer_CP Custom it is designed with uniqueFits for Marui M4A1 MWS, Type 89 GBB Rifle Bore Size: 6. 04 mm Length: 250 mm Material: Brass TN coating Barrel at 6. 04mm inner diameter Built for extra power and precision shooting Precision Barrel is from HEAD1950 by KM (JAPAN)