The new MMR Pro delivers the 3-gun features shooters are looking for to gain the competitive edge. Features include a JM Pro drop-in match trigger, rifle-length direct-impingement gas system, 18-inch free-floating stainless steel barrel, SilencerCo muzzle brake with suppressor ready ASR mount, 15-inch slim-profile forend with M-LOK compatibility, Magpul MOE + grip, Raptor ambidextrous charging handle, and a six-position stock with interchangeable FLEX pad for length-of-pull flexibility.