Product Details
Correct hammer spring for your HK21E HK23E HK11E HK13E. Brand new German HK production part. These are thicker, longer and stronger than standard G3/33 hammer springs and they are the strongest that HK makes for roller lock weapons. ORIGINAL HK, MADE IN GERMANYCONDITION:NEWHK PART NUMBER 222639 NATO STOCK NUMBER 5360-12-194-7529
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