![Viton O-Ring piston head gasket (ORTP) Viton O-Ring piston head gasket (ORTP)](https://air.viruisis.lt/98968-large_default/viton-o-ring-piston-head-gasket-ortp.jpg)
Viton O-Ring piston head gasket (ORTP)
A gasket that provides a high seal and reduced friction in the cylinder assembly made from a proprietary blend of rubber and silicone from Italian company FPS Softair.