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 8 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 Out of stock FORWARD CONTROLS DESIGN LDFA-A LOW DRAG FORWARD ASSIST BLACK NITRIDE SERRATED $39.99 Read more SOLGW 5.56 BOLT CARRIER GROUP 158 CARPENTER SP/HPT/MPI $179.00 Add to cart Out of stock SIONICS Upper Receiver Parts Kit $29.95 Read more SPRINCO ENHANCED CHROME MOLY EJECTOR AND SAFETY SPRING $4.39 Add to cart