Radical's standard 16-inch M4-pattern AR-15 with RPR handguard. Value-priced with all mil-spec components and a lifetime warranty. Type: Carbine Action: Semi-Automatic Caliber: 5.56x45mm NATO Capacity: 30 Year introduced: 2014, USA Weight: 112 oz Overall length: 32" Status: Active Intended use: Sport Shooting, Home Defense