Parts & Accessories

Bontrager's DuoTrap Digital Speed/Cadence Sensor pulls double duty for your ANT+ cycling computer. It wirelessly transmits speed and cadence data and fits directly into the chainstay of certain Trek bicycles for a clean look that installs in seconds.

Easily integrated Designed specifically for specific Bontrager Circuit MIPS road bike helmets, the Blendr mount easily integrates Bontrager Ion lights and GoPro cameras. - Quickly mount front light and camera accessories on the front of your Bontrager Circuit MIPS road bike helmet. - Tested with an accelerometer for intended breakaway point if involved in a crash

Getting the correctly sized magnets means you're worrying about where the next coffee stop is, not if your computer is recording the ride. Key features: - Universal crank magnets work with any cadence sensor - Get the perfectly sized magnet, sized right for your bike and sensor - 20mm cadence magnet improves signal for wider gaps between crank and sensor

Keep your computer and sensors ready for every ride with replacement batteries Key features: - CR2032 battery is used for most Trek and Bontrager computers - 23AE battery is used for the Bontrager Interchange Analog Wireless Sensor - LR44 and L1154 batteries are identical and used in Bontrager SpeedTrap Sensor

- Replacement parts and accessories for SpeedTrap Digital Speed Sensor - Fork Cap covers SpeedTrap pocket when sensor is removed - Spacer is required on some forks to position sensor closer to wheel magnet