Home / AR Upper Components / KNS PRECISION INC PERMA PIN FIRING PIN RETAINER “FRANKLIN ARMORY BFS III AR-S1” has been added to your cart. View cart “Bravo Company Manufacturing Low Profile Gas Block – .750″ – Set Screw Style” has been added to your cart. View cart “LBE Unlimited ARFPN – Firing Pin” has been added to your cart. View cart KNS PRECISION INC PERMA PIN FIRING PIN RETAINER$10.00 4 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 AERO PRECISION .308/762 BOLT CARRIER GROUP BLACK NITRIDE $234.99 Read more Out of stock Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 4B – Medium Latch $74.95 Read more Out of stock Bravo Company Manufacturing BCMGUNFIGHTER Ambidextrous Charging Handle Mod 4×4 – Medium Latch $79.95 Read more Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 3B – Large Latch $74.95 Add to cart