VGEBY Metal Freewheel Sprocket, 25H 80 Teeth Crankset, Freewheel Sprocket Freewheels for Electric Modification Cassettes Freewheel Crankset Freewheel REPLACE FOR OLD The freewheel sprocket for original standard, direct replacement for the old or broken one. Built to meet standard specification, strictly follow factory quality control. : We strive to provide a better customer experience. In terms of any problem of this product, you can send emails as soon. Original Standard : The electric crankset with freewheel connector set is built to meet standard specification, and it strictly follows factory quality control, which is a direct replacement for your old or broken one. The scooter motor chain wheel is convenient to use, stable performance, simple .Easy to replace for the old and broken ones. Practical accessory for refitting electromobile and electric . Specification: Condition: Brand New Item Type: Teeth Crankset Kit Material: Metal Crankset Diameter: Approx. 16.5cm/6.5in, Inner Diameter: Approx. 5.5cm/2.2in Freewheel Diameter: Approx. 7.8cm/3.1in, Inner Diameter: Approx. 3.5cm/1.4in Package List: 1 x Crankset 1 x Freewheel 1 x Connector