Crank Arm Cadence Magnet 4mm Computer Band Magnet Sensor Universal Crankarm Fit
• Fits wide range of crank arm shapes
• Band extends outward 4mm from the crankarm towards the frame when installed
• Universal : Works with all computer cadence sensors
• Slip on band cadence magnet
• Provides additional clearance for when frames are close to the crank arms.
• See our store for the 5mm, 9mm and 26mm thick band-magnets