Stainless steel cylinder head for SVD spring action rifles

High quality upgrade cylinder head for SVD spring action airsoft sniper rifles. made of one piece of stainless steel on precision CNC machines sealing rubber ring for perfect sealing of the cylinder without air loss round shaped end of nose slightly increased diameter and length for better sealing glued impact rubber saves the cylinder and piston thanks to the shape inlet, the air is ideally routed to the chamber two mount holes for special cylinder head key The head is designed for spring action SVD sniper rifles . Not compatible with the CO2 or electric version. Only for the spring versions.