Product Description
Crank | 89/102/120/127mm (Forged Al6061-T6) |
Chainring | 25T/28T/30T (Al6061-T6) |
BB (Bottom Bracket) | Taper Square 113mm |
| Chain line | 41.5mm |
| Q-Factor | 138mm(更小Q值) |
Shenzhen Jiankun Sporting Goods Co., Ltd.
No. 10, Zhenxing Road, Liyuhe Industrial Zone,
Gongminglou Village, Shenzhen
© Copyright 2023. Shenzhen Jiankun Sporting Goods Co., Ltd. All rights reserved.
