Shadow Systems SS1211: The MR920 is a compact-sized pistol that is designed to work with existing G19 holsters, magazines and gear. The MR920s frame features configurable ergonomics. Featuring the customizable ergonomics and unmatched recoil control. The MR920 frame features interchangeable backstraps; extended beavertail; aggressive trigger guard undercut; aggressive wrap-around grip texture; directional serrations in the front and rear of the slide and a thinned profile at grasping locations; match-grade barrel is conventionally rifled, spiral-fluted; drop-safe, flat-faced aluminum trigger; optic cut, can accommodate most major brands of RDS optics directly mounted to the slide, without intervening plates or adapters. 4\" barrel + 1\" compensator. Includes one magazine.