説明
Product Category; Water Drop Wh1. One-way bearing configuration.
2. Instantly stop the system.
3. The high speed ratio is 6.3:1.
4. Adjustable magnetic brake system.
5. Disassemble the convenient left cover.
6. Easy to operate clutch button.
7, brass gear, precision machining, more durable
8, a comfortable balance of the handle.
9, metal wire cup metal rocker arm main plastic
10, braking force 4kg
11, bearing 10+1 stainless steel bearing
