Features: 1.Durable Material: The sprocket is made of durable and reliable steel alloy material, high strength, rust and wear resistant, having a long service time. 2.Ideal Replacement: The chain sprocket is a perfect replacement for repairing, can directly replace the old and broken accessory, ensuring the normal operation and providing better performance. 3.Applicable Model: The drive sprocket is replacement for Kazuma, replacement for Falcon, replacement for Powersports, for 150cc 250cc Quad Bike ATV Dirt Bike Motorcycle, also suitable for other models of the same size. 4.Easy to Install: The rear chain sprocket has a simple installation, convenient and time saving, don't need too much tools or complicated steps. 5.Perfect Fitness: The racing chain sprocket uses the delicate technology design to match all specifications of the original part, can fit the original bike or go kart better. Specification: Item Type: Chain Rear Sprocket_x000D_ Gear Amount: 30T_x000D_ Chain Wheel Type: #530_x000D_ Installation Hole Distance: Approx. 50mm/2.0in_x000D_ Center Hole Diameter: Approx. 44mm/1.7in_x000D_ Screw Hole Diameter: Approx. 8.5mm/0.3in_x000D_ Thickness: Approx. 9mm/0.4in_x000D_ External Diameter: Approx. 156mm/6.2in_x000D_ _x000D_ Fitment:_x000D_ Replacement For Kazuma _x000D_ Replacement For Falcon _x000D_ Replacement For Powersports _x000D_ For 150cc 250cc Quad Bike ATV Dirt Bike Motorcycle, For Other Models of the Same Size PackageList: 1 x Chain Rear Sprocket Note: Please confirm whether the size is consistent with the product you want before buying to avoid unnecessary return.