Wahoo RPM Speed Sensor (ANT+/Bluetooth Smart™) BN3TH which is located on the

which is located on the outside hand

2006 Tandem Alite

for an added measure of protection from rotational forces without excess plastic against your skin

For athletes and their kids

Wahoo RPM Speed Sensor (ANT+/Bluetooth Smart™) BN3TH which is located on theDual band Bluetooth Smart (4. 0) ANT+ cycling speed sensor The Wahoo RPM speed sensor is the sleek, magnet less solution for capturing cycling speed data Easily mounts to your bike's front wheel hub, and the Bluetooth 4. 0 and ANT+ dual band technology Allows you to connect to and display data on both smartphones and GPS bike computers Tracking speed data has never been this easy This sensor with an App combination transforms your iPhone, iPad, iPod