MAXX Model CNC Aluminum Double O-Ring Ball Bearing AEG Piston Head Carbon Fiber Specifically optimized for inner barrel

Specifically optimized for inner barrel lengths between 200mm to 250mm

outstanding durability

1x Stock Assembly

and sniper delay

Check gear timing and shimming when upgrading pistons

MAXX Model CNC Aluminum Double O-Ring Ball Bearing AEG Piston Head Carbon Fiber Specifically optimized for inner barrelThe MAXX Model CNC Aluminum Double O Ring Ball Bearing AEG Piston Head is engineered to deliver maximum air seal, smooth piston movement, and consistent FPS output for your Airsoft AEG gearbox setup. Designed with double internal O rings for superior compression and equipped with an integrated ball bearing system, this piston head ensures stable spring rotation and reduces spring stress during compression. Made from CNC machined aluminum with a