5PCS 8mm Bore Motor Sprocket 9T Chain Sprocket for MY1016 MY6812 High Speed Motor Electric Scooter

Label:Yes Sturdy Steel Build:Made from steel with a black finish, this motor sprocket holds its shape through regular riding and everyday use. The solid body gives a dependable option when the old unit wears down and needs swapping out on your motor shaft. Single Flat D Bore:The center hole is a single flat D shape of about 8 mm / 0.31 in, sized for motor shafts with one flat side. It is not for round shafts and not for double D shafts, so please check your shaft shape before ordering. Fits 410 Chain:Made for 410 chain with a 12.7 mm / 0.50 in pitch, the 9 tooth layout works with small chain drive setups. Please check your chain type, since this sprocket is not for #25 or 25H chain, which use a 6.35 mm pitch. Compact 40 mm Body:Outer diameter is about 40 mm / 1.57 in with a thickness of about 3 mm / 0.12 in, giving a slim shape that sits neatly on the motor shaft. The small size takes up little room and keeps the drive layout tidy and out of the way. Five Piece Pack:Comes with 5 sprockets in one pack, so you can swap out a worn part and keep spares ready on the shelf. A handy pick for riders and home mechanics who service their own motor and want backup parts on hand when teeth wear down.

Item Type: Motor Sprocket Material: Steel Color:Balck Teeth:9T Chain Compatibility:410 Chain Outer Diameter:Approx. 40 mm(1.57 in) Bore Type:D Bore (single flat) Bore Diameter:Approx. 8 mm(0.31 in) Thickness:Approx. 3 mm(0.12 in) Quantity:5 pcs

Package List: 5 x Motor Sprocket

Please Note: 1.This sprocket fits 410 chain with a 12.7 mm(0.50 in) pitch, not #25 or 25H chain. 2.The bore is a single flat D shape of about 8 mm(0.31 in) / 0.31 in, not for round or double D shafts. 3.Please allow slight deviation in measurement due to manual measuring.