A headwind fan provides a rider with greater resistance and allows for higher aerobic and anaerobic levels of exercise.
A headwind fan provides a rider with greater resistance and allows for higher aerobic and anaerobic levels of exercise.
![Kreitler Challenger 3.0 Rollers 15" drum](https://cdn11.bigcommerce.com/s-kvyj4/images/stencil/500x659/products/129/315/krt-ply__47879.1375838206.jpg?c=2 "Kreitler Challenger 3.0 Rollers 15" drum")