AIRHub Pro™ - Rim Brake
The AIRhub Pro Rim Brake offers adjustable resistance based on speed, with three levels controlled by a single switch.
- The description claims the AIRhub Pro adds resistance based on speed.
- The description claims Level 1 adds 1 watt of resistance per kilometer per hour of road speed, and Level 2 adds 2 watts.
- The description claims the AIRhub Pro is designed to improve average riding power with progressive overload.