Daniel Defense DDM4 V7 S with 14.5-inch barrel pinned and welded to 16-inch legal length. Compact duty carbine with mid-length gas system and 15-inch free-float rail. Type: Rifle Action: Semi-Auto Caliber: 5.56 NATO Capacity: 30 Year introduced: 2017, USA Weight: 59 oz Overall length: 31.5" Status: Active Intended use: Duty, Defense, Patrol