A Gearing system to Maximize your performance : ATS Speed Drive
Gear ratio coverage is always a critical issue when deciding the configuration of your bike. The ideal gear ratio depends on the rider's strength, the terrains of the rides, and the bike's structure. When it comes to folding bike, the limitation is even tougher to break. Most folding bikes are designed for single chainring with IGH to achive multiple gear ratios. This limitation sacrifices the ridability and often increases overall bike weight because of the IGH. This is wher
