The gun is solid wood with aluminum and steel internals with a beautiful stained finish. Powered by green gas or Co2 magazines, the rifle is very consistent and accurate clocking in at over 430 fps. Features: Real wood furniture Full metal internal parts Adjustable rear sight Incredibly accurate 2x Green Gas magazines included! Magazine Capacity: 9 rounds (2 magazines included) Muzzle Velocity: 430-450 FPS (Measured with 0.20g BBs and Green Gas) Gas Type: Green Gas or C02 Fire Modes: Single Shot, Bolt Action Package Includes: Gun, 2 Green Gas Magazines Hopup: Yes, Adjustable Selling my GM 1903 just due to not being able to do what i wanted to it. was planning on HPA tapping the magazine but did not have time nor money to. Only trades would be GBBs Cash takes priority