With the jackshaft pictured above mounted on a bicycle, you would still need an additional jaclshaft for proper chain alignment, just like a CVT. The only other way to use it is to off-set the engine an inch or two to the right in the frame. Just a little heads up. With the AGK jackshaft, this problem is eliminated by it's design. There is a diff.
![dnut dnut dnut](https://motorbicycling.com/images/smilies/dnut.gif)
![dnut dnut dnut](https://motorbicycling.com/images/smilies/dnut.gif)