Bravo Company MLOK Rail QD Sling Mount, Sling Swivel, Black, Fits Mlok, Low Profile QD Sling Mount, Matte BCM-MCMR-SM Bravo Company's BCMGUNFIGHTER MCMR-SM Quick Detachable Sling Mount M-LOK Compatible is low-profile for increased mobility and decreased snag factor. It fits a standard push button quick detach sling swivel (not included). It has an 8 position (360 degree) non-rotational locking interface and all steel construction.