The LWRC International SMG-45 .45 ACP is a usa-made semi-automatic carbine chambered in .45 ACP, introduced in 2015. Primary use: self_defense, sport. Type: Carbine Action: Semi-Automatic Caliber: .45 ACP Capacity: 26 Year introduced: 2015, USA Weight: 96 oz Overall length: 36" Status: Active Intended use: self_defense, sport