Say goodbye to zip ties
Bontrager DuoTrap S 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.

• An ANT+ enabled, Bluetooth® Smart ready integrated frame sensor that wirelessly transmits data to computer or phone.
• ANT+ 2.4 GHz and Bluetooth® Smart wireless digital speed and cadence sensor
• ANT+ and Bluetooth® Smart allow simultaneous use of Trip 300 and smartphone
• For use with all ANT+ and Bluetooth® Smart wireless technology enabled devices
• Includes Bontrager wheel magnet, crank cadence band, and CR2032 battery
• Visit thisisant.com for a complete list of compatible devices
• Visit bluetooth.com for a complete list of compatible devices