The Lantac Dragon is a premium AR-15 built around Lantac's proprietary Dragon muzzle brake, which became one of the most popular aftermarket AR accessories before Lantac integrated it into a complete rifle. The 16-inch chrome-lined barrel and Lantac EBCG enhanced bolt carrier group are core components. Type: Rifle Action: Semi-Automatic Caliber: 5.56x45mm Capacity: 30 Year introduced: 2014, USA Weight: 7.1 oz Overall length: 32.5" Status: Active Intended use: competition, tactical, home defense