Windham Weaponry's standard carbine, the SRC (Sport Rifle Carbine), is built by the former Bushmaster workforce after that company relocated. The SRC maintains mil-spec dimensions throughout with a 16-inch M4-profile barrel and carbine-length gas system. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2011, USA Weight: 96 oz Overall length: 32.5" Status: Active Intended use: Home Defense, Service, Competition