The M130 type head spring with ground ends designed for tuning replicas of spring-powered sniper rifles. It was made of steel wire manufactured in accordance with DIN 17223/C. Compatible with pistons with a bore diameter of min. 13 mm.The spring allows for an exit velocity of up to 500 FPS, depending on the other components of the replica.Technical Data
Material: steel
Weight: 20 g
Manufacturer: AirsoftPro.
