Home / AR Upper Components / KNS PRECISION INC PERMA PIN FIRING PIN RETAINER View cart “Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 3B – Large Latch” has been added to your cart. KNS PRECISION INC PERMA PIN FIRING PIN RETAINER$10.00 2 in stock [] KNS PRECISION INC PERMA PIN FIRING PIN RETAINER quantity Add to cart UPC: 851876003011 SKU: PERMA Category: AR Upper Components Product ID: 3461 Description Description Replaces standard cotter pin found in the bolt carrier to retain the firing pin as in original Stoner rifles. ***DOES NOT FIT .308 BOLT CARRIERS*** You may also like… KNS PRECISION INC PERMA PIN FIRING PIN RETAINER $10.00 Add to cart Related products Out of stock RADIAN RAPTOR AR10/SR25 CHARGE HANDLE $119.95 – $128.20 Select options SPRINCO M4/AR-15 EXTRA POWER EXTRACTOR SPRING 5 COIL, CRYOGENIC PROCESSED $3.95 Add to cart LBE Unlimited ARFPN – Firing Pin $7.95 Add to cart RADIAN RAPTOR AMBIDEXTROUS CHARGING HANDLE AR15/M16/M4 $94.94 – $129.95 Select options