Home / AR Upper Components / SOLGW MIL-SPEC FIRING PIN RETAINER COTTER PIN M4/AR15 SOLGW MIL-SPEC FIRING PIN RETAINER COTTER PIN M4/AR15$3.79 15 in stock [] SOLGW MIL-SPEC FIRING PIN RETAINER COTTER PIN M4/AR15 quantity Add to cart 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… SOLGW AMBI SAFETY SELECTOR KIT $33.25 Add to cart Related products LBE Unlimited ARFPN – Firing Pin $7.95 Add to cart Out of stock SIONICS Upper Receiver Parts Kit $29.95 Read more Out of stock Bravo Company Manufacturing GUNFIGHTER Charging Handle 556 Mod 4B – Medium Latch $74.95 Read more Out of stock SIONICS Gas Tube W/Roll Pin – Melonite – Midlength $16.95 Read more