Chainless Bicycle Chainless Bicycles...how The Heck Do They Work?!?

Chainless bicycles...how the heck do they work?!? - chainless bicycle

With a tree as the use of small cars. Multi-speed bicycles are mounted in the center. Cleaning and maintenance-free, but they are more expensive and less effective as a device in the chain.

Click on the animation of the wave.

http://www.dynamicbicycles.com/chainless ...