Bravo Companys BCM MCMR-10 M-LOK Compatible Modular Rail Handguard features the same industry leading barrel nut and lock up design as originally introduced on BCMs evolutionary KMR handguard. The MCMR Series of handguards gives the shooter modularity in the M-LOK platform. This proprietary patented mounting system (US Patent 8904691) includes a mechanical index to the….