Designed with PowerBand technology that allows resistance levels to vary with cadence or gear shifts.
- Will fit most 29" rear wheels depending on tire tread
- The world's first mag trainer with progressive resistance
- Exclusive Power Band Technology provides access to a wide resistance range from easy spins to lung-burning climbs without ever touching the unit
Manufacturer Part Number 9903
Model CycleOps Magneto Trainer
Maximum Tire Width
Minimum Wheel Diameter