【Durable Carbon Steel】--- This is a pocket bike sprocket, made of quality carbon steel, sturdy and durable for long use term
【Specifications】--- Condition: 100% Brand New, Item Type: Pinion Gear, Material: Carbon Steel, 1016Z2 and Z3 reducer motor 13 tooth pinion, Number of teeth: 13, Teeth distance: 12.7 mm, Teeth Thickness: 3 mm, Inner diameter: 11 mm, Outer diameter: 58 mm, Thickness: 9 mm, Bolt width: 4mm (fixed tip key width), Applicable chain: ordinary bicycle chain (model 1/2x1/8), Applicable motor: 1016Z2, 1016Z3, 1018 reducer motor
【Easy to install】--- Small size, lightweight. Very easy to install, and smooth performance. Suitable for ordinary bicycles
【Size】--- The bicycle chain gear has 13 teeth, a pitch of 12.7 mm and a thickness of 3 mm
【Service】--- We are here with a 100% product promise to give you the best customer support. Do not hesitate to contact us if you are not satisfied for any reason.