https://unicyclist.com/t/cvt-hub/123052/12
CVT hub - #12 by UniDreamerFR - Unicycles and Equipment - Unicyclist.com
Jan 6, 2017 - In the never-ending search for a continuously variable transmission (CVT) hub I stumbled upon a mock-up of a design that I like. Maybe because I can understand...
unicycles and equipmentcvthub