Birzman Chain Keeper Elite Battery indicator

Battery indicator

Speed and Cadence sensors

Great data accuracy with the integrated ANT™+ and Bluetooth Smart speed/power/cadence sensor

4cm (valve head)

It is safely secured to all kinds of bike frames with its three hook and loop tapestrap attachments and the flexible reinforcements

Birzman Chain Keeper Elite Battery indicatorA great way to make cleaning easier is to remove your wheels. While this may seem excessive, removing the wheels from your bike opens up many tight areas that are tough to clean, allowing easier access and better visibility of these surfaces The Birzman's Chain Keeper was designed with this wheels off technique in mind and makes sure your chain stays off your frame preventing damage and keeping your drivetrain free to turn as is commonly needed during