ROTOR ALDHU Road Crankarms and Spindle. 24 MM Road Bike Racing Aluminum 172.5mm
Lengths Available: 172.5 mm. This crankset is compatible with both 24 mm and 30 mm bottom brackets depending on the spindle selected. This crankset can be run as a 1x or 2x and is compatible with 110×4 and 110×5 chainrings.