FPS ZERO-SHOCK Airsoft Piston Full Metal Teeth (PM04+) Pistons Perfect for both standard and

Perfect for both standard and upgraded AEG setups

Designed for plug-and-play installation

Always charge using a LiPo balance charger

Compatibility: M4/M16-style buffer tubes

and compact builds

FPS ZERO-SHOCK Airsoft Piston Full Metal Teeth (PM04+) Pistons Perfect for both standard andThe 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