The Colt M4 CQB-R Ultra Grade rifle is equipped with Nylon Fiber receiver to reduce the rifle weight and high grade Aluminum tactical rail to install accessories. The gearbox is made from high quality internal parts to ensure the shooting power and durability. This rifle is an official licensed product with full trademarks and logo. Package comes with 2 rail covers, a fore grip, a sling swivel, a battery case and a 300 rounds magazine.