- Q-Factor 124.0mm, maximize your biomechanic and aerodynamic benifits
- Chain line 42.5mm
- 24mm steel axle
- 144BCD Spider, easy chainring installation
- Design for Shimano road outboard BSA and those compatible spec. bottom brackets
- 155, 160, 165mm crank length available



Before placing the order, please download the 3D printing files of measuring tools  HERE  to check if your bike is compatiable or not.