Model: crank arm length is 170mm, gear combination is 46T, suitable pedal diameter : 9/16, and for single speed bike.
Features: Light and reliable shifting; Precision indexed shifting performance; Wide compatibility with multiple components; Quick and precise assembly.
Material: The crank is made of aluminum alloy, which enhances the rigidity of the crank and reduces its weight. It does not add any heaviness to your bicycle, thus making the grip force between the crank and the rear dropouts more even. The plastic chainring cover can prevent the chain from scraping the rider's pants, and is very suitable for daily commuting.
Wide Application: Suitable for single-speed bicycles, such as mountain bikes, beach cruisers, folding bikes, etc.
Spindle Interface Type: Square hole. Please check if the orientation of your crank is square. Make sure that the interfaces on both the left and right sides use the same hole type.