H&K German (5.56 / .223) & (7.62x51 / .308) Hammer Spring - Used

HK German Rifle Hammer Spring For All.308 & .223 Semi & Full Auto Trigger PacksThis is a must have spare replacement part for your HK firearm. The rifle 308/556 hammers spring is also a popular upgrade to replace with the 9mm hammer spring in 9mm's and clones that are having light primer hits. This is the factory correct 25 lb. weight for positive detonation of even the hardest primers commonly found on surplus ammunition. Fits all HK 90 series firearms, custom builds and clones. Used German surplus pulled from used German G3 trigger packs. In 100% perfect working order.