BCM Gunfighter Quad Rail Black 12-inch Free Float

Featuring the same industry leading barrel nut and lock up design as originally introduced on BCM s evolutionary KMR handguard the QRF Series of handguards gives the shooter modularity in the picatinny (MIL-STD-1913) platform. Includes T L R and B recoil slot markings on all four rails to aid in repeatable set up for the end user. This proprietary patented mounting system (US Patent 8904691) includes a mechanical index to the 12:00 rail and positions mounting hardware to mitigate the movem