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1.The gear is made of metal which is durable, solid and eco-friendly.
2. wear-resistant and durable, providing you with excellent performance
3.The combination of 64T main gear and 17T 21T 26T 29T motor gear is reliable in use, easy to install and disassemble, and provides convenient performance
4.Lightweight and compact design, easy to carry and use, perfect upgrade and replacement of old or broken accessories
5.The gear set is with precision manufactured gear teeth for smooth, consistent performance,they works with low noise.
spur gear Spur Gear 2M-18T/19T Bore 8/10/12/14/15/16/17/19 mm Transmission Gears Blackening Carbon Steel Material Teeth