For 47cc 49cc Mini Moto ATV Quad Pocket Bike ScooterSize: Teeth:64 Tooth, Mounting Hole Distance (center to center):41.7mm, Center Hole Diameter:35mm, Mounting Hole Diameter: 6mm x3Heat treated and hand finished to meet or exceed OEM standardsEasy to assemble and disassemblePackage List: 1 * SprocketProduct Description For 47cc 49cc Mini Moto ATV Quad Pocket Bike ScooterSpecification:Material: Stainless SteelDiameter of Sprocket / Cog: around 167mmCondition: 100% Brand NewDistance Between Mount Hole(centre to centre): around 41.7mmDiameter of Centre Hole: around 35mmFeatures:*Scratch resistance and not easy to break and no deformation after long using time.*Easy to mount on and remove.*Made from Stainless Steel, durable and precise.*Please allow slight manual measurement deviation for the data.Package:1 x Rear Chain Sprocket