At just 5lbs without a magazine, the Wraithworks WARP-15 utilizes modern injection molded polymers to create a lightweight AR-15 chambered in .223 Wylde. The WARP-15 features a pencil barrel, flared magwell, 50 degree ambidextrous safety, trapdoor, QD points and a compensator. Caliber: .223 Wylde Barrel: 16″ 1/8 Twist 4150 Black Nitride Pencil Barrel Weight (unloaded): 5.05lb Length: 34.8″