The KNS Precision AR-15 Perma Firing Pin Retainer was inspired by the design of the retaining pin found in the original AR-15 prototype developed by Eugene Stoner. The pin retainer ensures that the firing pin remains secured into place and works with any standard AR-15 bolt-carrier group. The pin retainer is made from heat-treated steel, which provides flexibility and strength. The pin cannot be used on .308 bolt-carrier groups.
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21.921.91GBP
Product no.: 923000059 KNS PRECISION AR-15 PERMA PIN FIRING PIN RETAINER Mfr Part: PERMA851876003011 The KNS Precision AR-15 Perma Firing Pin Retainer was inspired by the design of the retaining pin found in the original AR-15 prototype developed by Eugene Stoner. The pin retainer ensures that the firing pin remains secured into place and works with any standard AR-15 bolt-carrier group. The pin retainer is made from heat-treated steel, which provides flexibility and strength. The pin cannot be used on .308 bolt-carrier groups.
The KNS Precision AR-15 Perma Firing Pin Retainer was inspired by the design of the retaining pin found in the original AR-15 prototype developed by Eugene Stoner. The pin retainer ensures that the firing pin remains secured into place and works with any standard AR-15 bolt-carrier group. The pin retainer is made from heat-treated steel, which provides flexibility and strength. The pin cannot be used on .308 bolt-carrier groups.