Prowheel single speed crank

If you own a one-speed bicycle, the crank made by prowell brand is the best option for you

One-speed crank combine high frequency, high performance and agility required for perfect power transmission

Prowheel crank made of high quality and stainless aluminum metal

Prowheel single speed crank is easy and fast to install

The external teeth of the crank have an innovative design that allows easy movement

Get prowheel one speed crank now from my bike site at a competitive price