Polar CS Speed Sensor & Twist Lock Bike Montierung

Keeping a track of your RPM. There are a range of factors that can affect your cycling speed. Obviously fitness is one of them, however weather conditions and the varying gradients of the road play a huge part too.

Key Features:

• The most advanced way of measuring how these factors affect your performance speed is with the aerodynamic Wireless Polar CS speed sensor.
• Measures your current, average and maximum speeds.
• Track your average speed to see your progress and performance improve.
• Light yet tough, and easy to attach.
• With the Polar Bike Mount, it's always there, giving you an optimal view of your cycling data.
• Easy to install either to the stem or handlebar.
• Easily attach and detach your cycling computer with the twist locking mechanism.
• Compatible with CS100, CS200,and the CS400.
• Includes spoke magnet.
• This product is supplied with a set up manual, for more detail please visit www.polar.com