Bontrager DuoTrap Digital Speed/Cadence Sensor Bottle Cages The PowerTruss sole design improves

The PowerTruss sole design improves stiffness without adding significant weight

Reflective elements on the back of the helmet offer enhanced visibility to be seen

crank cadence band and CR2032 battery

148x12 thru axle Hub front Bontrager Paradigm Comp 25

Bontrager DuoTrap Digital Speed/Cadence Sensor Bottle Cages The PowerTruss sole design improvesSpot on. Every time. Bontrager DuoTrap is the integrated sensor that wirelessly transmits ANT+ and Bluetooth Smart signals to your computer or phone. The easy to use sensor installs in seconds and fits directly into the chainstay of select Trek bicycles for a clean look and preserved aerodynamics. Product details ANT+ 2. 4 GHz and Bluetooth Smart wireless digital speed and cadence sensor ANT+ and Bluetooth Smart allow simultaneous use of Trip 300 and