Specifically designed and manufactured to fit BBS01 and BBS02 mid drive kits, the design combines the smallest possible ring size (42T), while improving the chainline for reduced wear.
- CNC machines 7075 Aluminum
- T6 hardened
- 42T and compatible with 11 speed cassettes
- 4oz weight (compared to 14oz weight of the stock Bafang chainring depending on size)