Civilian analog of the M4A1 SOCOM variant. Heavy cold-hammer-forged barrel profile, flat-top rail, no Safe/Semi/Auto fire selector. Type: Rifle Action: Semi-Automatic Caliber: 5.56 NATO Capacity: 30 Year introduced: 1994, USA Weight: 6.5 oz Overall length: 33" Status: Active Military use: Yes Intended use: military, law_enforcement, duty