KPG metal rail nylon piston kit

High strength and high tenacity pa66 material made piston head and piston.

Lightweight piston head with large holes which allows more air.

It has a nice shooting sound due to low impact on the cylinder head.

No air suck-back, no abrasion on the piston, and no speed drop.

The O ring is fixed, so airseal is tight.

With grooves on the side of the piston, it possesses a good heat dissipation.

CNC anti-abrasive ladder with offset teeth design, fit with the piston with no deviation.