P2215 M4 Quad Monolithic RIS Spring Airsoft Rifle FPS 200 With .20G BBs - Tophatter's Inc. Weapons Store OnlineP2215 M4 Quad Monolithic RIS Spring Airsoft Rifle Features Built with a quad monolithic 20mm picatinny rail that may be able to attach tactical accessories Includes a flip up front sight and rear sight to enhance target acquisition Quick connect LE stock can be shouldered for stability or removed during close quarters Textured pistol grip assists in enhancing weapons manipulation Spring operation fires by pulling the charging handle Lightweight and