This HK MP5 is ideal for CQB airsoft fields and environments. This kit contains a fully licensed Hecker and Koch MP5 with trademarks. It has an injection-molded polymer receiver and stock with a metal alloy outer barrel. Ambidextrous HK style selector switches and includes both a fixed style stock and a collapsible stock! It has a full metal version 2 gearbox and a charging handle locks open for easy hop-up adjustment. Includes two hi-cap magazines.