From the Vault: FN FNC 5.56 Rifle
This guide details the field stripping and Bolt Carrier Group (BCG) disassembly of the FN FNC rifle, presented by experts from Brownells. It highlights the rifle's AK-inspired long-stroke gas piston system and rotary bolt, emphasizing the ease of disassembly via a rear pin and the removal of the charging handle. The BCG features a chrome-plated piston and welded op rod, with the bolt design being a key takeaway for those interested in its mechanical lineage.












