Rear wheel digital wireless speed sensor, trainer-compatible with giant, 18mm tall display. Comprehensive ride date includes current, average and max speed with pace arrow, mpg or km/h; trip; distance/odometer; ride timer, 12/24hr clock, auto scan.
Rear wheel digital wireless speed sensor, trainer-compatible with giant, 18mm tall display. Comprehensive ride date includes current, average and max speed with pace arrow, mpg or km/h; trip; distance/odometer; ride timer, 12/24hr clock, auto scan.