Fitment:for most 47cc 49cc 2-stroke Engine Mini Pocket Dirt Bike ATV Package include:1 x Clutch Drum Gear Box Brand new 6-tooth T8F clutch bell housing gearbox. It Comes in a 4 bolt pattern with a 6 tooth pinion. Use on #25h chains. Gear Box Clutch For land vehicles/Pocket Bike/mini Quad ( With Lid) Product Description Condition: 100% Brand New Material: Aluminum Alloy Color: Gold Chain Pitch: T8F Sprocket Size: 6T Fitment: for 33CC 36CC 43CC 47CC 49CC Mini Moto Petrol Scooter Chopper ATV Buggy Go kart