Colt LE6920 Enhanced with SOCOM rail system, enhanced lower controls, and improved furniture over base LE6920. 16.1-inch M4 profile barrel. Type: Rifle Action: Semi-automatic Caliber: 5.56x45mm Capacity: 30 Year introduced: 2015, USA Weight: 65.5 oz Overall length: 32.5" Status: Active Intended use: Law Enforcement/Duty