TREK CARBACK RADAR REAR BIKE LIGHT discount_processed compact and space-saving

compact and space-saving

and specifically still making the Type 3000 pedal

Ride anywhere with smooth and precise gear changes

teeth large sprocket: 42T (2x10/11-speed)

TREK CARBACK RADAR REAR BIKE LIGHT discount_processed compact and space-savingThe CarBack helps you ride with more confidence with a radar that detects rear approaching vehicles and a rear light that's visible from up to 2 km away Know what's coming Ride with extra confidence with the Trek CarBack Radar Rear Light. The CarBack's radar helps detect rear approaching vehicles from up to 240 m and provides audio and visual alerts through paired GPS head units for increased on bike awareness. Built with integrated best in class