FPS Softair ZERO-SHOCK Lightened Airsoft Piston Full Metal Teeth (PM03) Triggers Provides consistent air volume for

Provides consistent air volume for stable FPS and efficient compression

The Black anodized finish gives your build a sleek

1x CNC Aluminum Hopup Chamber M4A - PRO

20g BBs (depending on build)

FPS Softair ZERO-SHOCK Lightened Airsoft Piston Full Metal Teeth (PM03) Triggers Provides consistent air volume forThe FPS Softair ZERO SHOCK Lightened Airsoft Piston Full Metal Teeth (PM03) is designed for serious airsoft builders who demand a balance of reduced weight and high durability. This piston features a lightened reinforced polymer body combined with full CNC machined metal teeth, making it ideal for high speed and high torque AEG gearbox builds. The ZERO SHOCK design minimizes vibration and mechanical stress during rapid cycling, improving gearbox