Enhanced IC-A5 with upgraded NiB-coated bolt carrier, cold hammer-forged barrel, and LWRC's improved piston system. The top-tier LWRC piston AR. Type: Carbine Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2016, USA Weight: 118 oz Overall length: 32.5" Status: Active Intended use: Tactical, Law Enforcement