The Colt LE6940CK is a Crane Kit-configured variant of the LE6940 monolithic upper carbine, pre-fitted with the Navy SEAL/JSOC component package used in Naval Special Warfare Command's SOPMOD kit. Features the Surefire M900 rail system adapter, Knight's Armament vertical grip, and other SOPMOD-compatible components. A factory-configured version of the professional special operations kit. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 2014, USA Weight: 7.5 oz Overall length: 33.5" Status: Discontinued Intended use: Law Enforcement, Tactical