Product description
Rotary 7-speed flywheel Number of teeth: 14-28
Product name: 7s rotary positioning flywheel
Specification: (14-16-18-20-22-24-28T)
Material: high-strength steel
Application: Threaded geared rear hub
Advantages: excellent workmanship, sensitive speed change, smooth rotation and lubrication
* Once the project is arranged and processed, it cannot be cancelled
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