Wahoo RPM Speed Sensor With Bluetooth/ANT+ BMX and the 4 Degree™ elite

and the 4 Degree™ elite fit system

while reflective elements add visibility in low-light conditions

+ Breathable mesh panel on top of foot

Protection Style: The Baseframe Pros feature removable CE EN1621-2 Level 1 Certified hip inserts featuring “World leading impact protection technology by D3O”

Wahoo RPM Speed Sensor With Bluetooth/ANT+ BMX and the 4 Degree™ eliteThe Wahoo RPM speed sensor is the sleek, magnet less solution for capturing cycling speed data. It easily mounts to your bike's front wheel hub, and the Bluetooth Smart and ANT+ dual band technology allows you to connect to and display data on both smartphones and bike computers. Tracking speed data has never been this easy. In The Box: RPM Speed CR 2032 Battery (installed) Hub Mounting Option Quick Start Guide Important Product Info Guide Features