New Competition Recoil Spring - There are 2 versions - Speed Master & Recoil Master.
Made of high strength of spring steel. Non-linear spring design with special calculated number of coils allow more precise control on recoil speed, power & better tuning for different weight of slides. Enhance the gun’s respond, shooting cycle, speed, control & rhythm by applying different spring to suit shooters’ need. Each pack contain 2 spring.