New HK German Rifle Hammer Spring For All.308/.223 Semi & Full Auto Trigger Packs
The 308/556 hammer spring is a popular upgrade to replace the hammer spring in 9mm and clones that have light primer hits. This is the factory-correct 25 lb. weight for positive detonation of even the hardest primers commonly found on surplus ammunition. New HK German factory-fresh and the only spring guaranteed to be 100% reliable from go. Compatible with all HK 90 series firearms, custom builds, and clones.
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