kush
Active Member
Trek is introducing bicycles that use carbon-fiber composite belts instead of chains
http://www.cnn.com/2008/TECH/11/19/chainless.bicycles.ap/index.html?iref=mpstoryview
http://www.cnn.com/2008/TECH/11/19/chainless.bicycles.ap/index.html?iref=mpstoryview