The King Arms Nylon CQB/R RIS Field Pack AEG Airsoft Gun is the perfect choice for an intermediate level performance AEG. Both the RIS and the receivers are made of a durable rigid polymer, which helps cut down the weight as well as the cost of the gun. The included RIS system allows you to mount all sorts of tactical accessories to complete your mission. Internally, this CQB/R features high quality King Arms internals. Included with the gun are two high cap magazines, a battery, and a charger. This gives you everything needed in order to play a full day of airsoft. Considering the externals, internals, and additional accessories, this is one of the best deals on the airsoft market.