Finally one without a coupler but with some mysterious ingenious rear triangle opening device instead. I think, with an alu frame, a coupler would probably not work because of the material's lack of flexibility. But then, how does this one work?
I would simply love to have a go at one of those belt-drive bikes.
Finally one without a coupler but with some mysterious ingenious rear triangle opening device instead. I think, with an alu frame, a coupler would probably not work because of the material's lack of flexibility. But then, how does this one work?
I would simply love to have a go at one of those belt-drive bikes.