FPS ZERO-SHOCK Airsoft Piston Full Metal Teeth (PM04+) Pistons Ideal for serious airsoft builders

Ideal for serious airsoft builders and techs

Compatibility: M4/M16-style buffer tubes

Always charge using a LiPo balance charger

and compact builds

FPS ZERO-SHOCK Airsoft Piston Full Metal Teeth (PM04+) Pistons Ideal for serious airsoft buildersThe FPS ZERO SHOCK Piston (PM04+) is a reinforced upgrade part designed for reliability and strength in demanding AEG builds. Featuring a durable polymer body with a full rack of metal teeth, this piston is built to handle high stress setups while maintaining smooth and consistent performance. Features: Reinforced lightweight polymer body Full metal teeth rack for maximum durability ZERO SHOCK technology for improved reliability Optimized for high FPS