Material Type:Metal Origin:Mainland China 11 13 14 17 20 Tooth T8F 43CC 47CC 49CC Dual Chain Clutch Gear Box Black Mini Moto Pit Dirt Bike Quad ATV Buggy Go kart Specification: Made by professional manufacturer with quality assurance. Reliable performance, simple installation. Condition: 100% Brand New Material: Metal Size: Shown as Picture Package Includes : 1 x Gear Box Fitment: Fit for Most 47cc 49cc pocket bike,mini bike,scooter,chopper,ATV Please Note: 1inch=2.45cm/1cm0.393inch. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Please check the size and appearance of the product before you take the ordering to ensure that it is suitable for your Motorcycle. If you aren't sure whether the item fit your motorcycle or not, please come to us freely