Feature:
1. High Quality Material: 104BCD Bike chainring is made of aluminum alloy material, which is much harder than the original steel chain wheel, strong and .
2. Compatible Model: 104BCD sprocket adapter and conversion base kit is perfectly compatible for Bafang electric bike mid drive motor BBS01 BBS02.
3. Stable Performance: Using aluminum alloy CNC cutting to ensure product use accuracy. Stable and reliable performance, providing you great using experience.
4. Scope of Application: 104 BCD 32T chainring and conversion base set fits 7, 8, 9, 10, 11 speeds, can effectively improve the performance of your bike.
5. Lightweight: The bikes chainring has a lightweight of 140g / 4.9oz, which is easy to carry and easy to install. At the same time it is and has a long lasting life.

Specification:
Item Type: 104BCD Sprocket Adapter
Material: Aluminum Alloy
BCD: Approx. 104mm/4.1in
Size: Approx. 74mm/2.9in
Weight: Approx. 140g / 4.9oz
Application: Fits 7, 8, 9, 10, 11 Speeds

Package List:
1 x 104BCD Sprocket Adapter