Guarder Polycarbonate Ventilation Piston Head with Bearing Category_Full Tune-Up Kit Come with 40 round long

Come with 40 round long magazine

HOP UP is equipped and located inside the ejector port cover

extra magazine & accessories

Head resistant O-Ring

Rubber coated pistol grip stock & butt plate ensure accurate shooting

Guarder Polycarbonate Ventilation Piston Head with Bearing Category_Full Tune-Up Kit Come with 40 round longGuarder Airsoft AEG Upgrade Part Series Polycarbonate Piston Head with Ball Bearing Essential part for upgrading your Airsoft AEG Polycarbonate Piston Head with Thrust Bearing is renewed to be more effective Custom 8 holes ventilation design increase the stability during full auto shooting mode It creates soft & quieter shooting sound than the sister part, Aluminum Version Reinforced piston head will provide extra duration during rapid & prolonged