COWCOW B01 Lightweight Dynamic Blowback Housing - for Marui Hi-capa Series

B01 Blowback Housing is CNC machined from aluminum 7075 for ultimate durability and quality. Weighing in at just 18 grams, this blowback housing will improve the cycling action as well as gas tranmission. Also, the special design on piston head can let the O-ring always in prefect condition. It minimises the air leakage during the blowback action and the different sizes of anti-oil O-Ring provided can fit common used nozzles in the market. It can effectively cease that slight wobbling during the nozzle movement.

• CNC machined 7075 aluminum construction
• One-way piston design for smooth cycling with optimal sealing
• 9.5mm*2mm, 9mm*1.9mm & 9mm*2mm Oil resistant O-Ring (colours may vary), 3 different sizes included to accommodate most nozzles in the market,
• Suitable for Marui Hi-Capa / 1911 GBB pistols