Airsoft Wargame Tactical Shooting Gear CYMA CM01 Complete AEG Gearbox with Motor for CM022 Series CYMA Complete Gearbox with Motor for CM022 Series Gearbox for CM022 (AK-47), CM023 (MP5), M82 (Scar) Series AEGs Comes with the CYMA original motor Muzzle velocity: 200-250 fps See full product description