SHS Blue Alloy 19 Teeth Full Rack Piston

SHS Blue Alloy 19 Teeth Full Rack Piston Metal Construction Essential part for upgrading your Airsoft AEG Piston is the lightweight piston with high impact-durability Suitable for mainstream high-speed tune-up and has excellent operational characteristics Reinforced piston provide extra duration during rapid & prolonged firing Piston 19 Teeth for SR25/L85/R85 The Grease grooves cut on the rail-guides keep it lubricated Metal Full Teeth Version