View the Tanaka USMC M40 Wood Stock Version Cartridge Type Airsoft Rifle at our online store United States Marine Corps M40 (U.S.M.C. M40) Airsoft Rifle from Tanaka Works. Real wood stock. Bolt-action airsoft rifle just like the real thing. This model is a Cartridge Type, and utilizes very real-looking cartridges. The real M40 is a [...]