Lwrc Smg 45, Semi-automatic Pistol, 45 Acp, 8.5" Cold Hammer Forged Chromoly Steel Barrel, Black Finish, 2-25 Round Magazines, 5.9 Pounds, .578-28 Right Handed Muzzle Threads, 1:16 Right Handed Twist, Reversable Non-reciprocating Folding Charging Handle, Ambi Lower Receiver, Hardcoat Anodized Nitride Nickel Boron Surface Coatings, Magpul Mbus Pro Sights Smgp45b8s