The highest quality spring head spring for replica rifles spring-driven sniper rifles. The spring was made of steel wire (DIN 17223/C). The faces of the spring have been ground, it is compatible with pistons with a bore diameter of min. 13 mm.Technical data
Material: steel wire
Power: M160 (approx. 530 FPS)
Diameter: 9 mm
Weight: 30 g
Manufacturer: AirsoftPro.
