Home / AR Upper Components / SOLGW MIL-SPEC FIRING PIN M4/AR15 “BCM LOW PROFILE GAS BLOCK 625” has been added to your cart. View cart Out of stock SOLGW MIL-SPEC FIRING PIN M4/AR15$12.34 Out of stock Want to be notified when this product is back in stock? Notify me UPC: 785939517910 SKU: M4FIRINGPIN Category: AR Upper Components Tag: solgw Product ID: 15326 Description Description . Related products Out of stock Bravo Company Manufacturing BCMGUNFIGHTER Ambidextrous Charging Handle Mod 4×4 – Medium Latch $79.95 Read more LBE Unlimited ARBGR – Bolt Gas Rings $2.99 Add to cart BADGER ORDINANCE Universal Safety Selector $58.00 Add to cart SPRINCO ENHANCED CHROME MOLY EJECTOR AND SAFETY SPRING $4.39 Add to cart