Home / AR Upper Components / SOLGW MIL-SPEC FIRING PIN RETAINER COTTER PIN M4/AR15 View cart “SPRINCO ENHANCED CHROME MOLY EJECTOR AND SAFETY SPRING” has been added to your cart. Out of stock SOLGW MIL-SPEC FIRING PIN RETAINER COTTER PIN M4/AR15$3.79 Out of stock Want to be notified when this product is back in stock? Notify me UPC: 785939517927 SKU: FIRINGPINRETAINERM4 Category: AR Upper Components Tag: solgw Product ID: 16090 Description Description SOLGW MIL SPEC FIRING PIN RETAINER COTTER PIN M4/AR15 You may also like… Out of stock SOLGW AMBI SAFETY SELECTOR KIT $28.50 Read more Related products SOLGW Gas Block Low Profile .750 w/ Set screws – V2 $45.00 Add to cart LBE Unlimited ARFPN – Firing Pin $7.95 Add to cart RADIAN RAPTOR-SD AR15/M16 GAS VENTED CHARGE HANDLE $124.94 – $129.95 Select options BADGER ORDINANCE Universal Safety Selector $58.00 Add to cart