FPS Airsoft Gearbox Advanced Ergal Piston Head CNC Double O-Ring 6mm BB

Name: FPS Airsoft Gearbox Advanced Ergal Piston Head CNC Double O-Ring 6mm BB
Brand: FPS

FPS

FPS Airsoft Gearbox Advanced Ergal Piston Head CNC Double O-Ring\n \nFPS CNC ERGAL Double O-Ring Ball Bearing AEG Piston Head Advanced Type (TPAVN). \nThe FPS ERGAL piston head is a great upgrade that will increase the efficiency of airflow through the cylinder. \nThis piston head has ports on the front to push out the O-ring as it moves forwards, this ensures that all of the air in the cylinder is being pushed out to propel the BB. \nThe ball bearings help reduce tension created by the spring compressing and expanding, this combined with a ball bearing spring guide is the optimal set up to keep your spring in good shape. \nEach FPS piston head is made of ergal and it is also anodized for smooth surface finish. \nThis is the most advanced version with 8 ventilation holes for higher speed and rate of fire, double O-ring and ball-bearing. \nThe piston head is constructed out of CNC ERGAL for durability and precision. \nThis product is designed and manufactured entirely in Italy, by tece