Feature:
- Cancel the gear shift, reduce the driver's energy on shifting, and make the driver concentrate more on riding.
- The gear ratio can be continuously changed without changing the front and rear gears simultaneously.
- Remove excess parts and reduce weight. Easy to cleaning.
- Wonderful cycling accessory for mountain bike.
- 4 different types for you to choose, meet your different needs.
Specification:
Condition: 100% Brand New
Item Type: Bike Positive & Negative Tooth Disc
Material: aluminium alloy
Color: Plating Color
Optional: 32T, 34T, 36T, 38T
Applicable crankset: BCD104mm, 4 holes are enclosed in a square, and the distance between the centers of the 2 holes is 104mm/4.1in
Package List:
1 xBike Positive & Negative Tooth Disc
