Hope eBike Speed Sensor Magnet - Speed Sensor Magnet - Black - 6 Bolt - R24mm Virtual Parent Lacing: 3 cross lacing

Lacing: 3 cross lacing

Light weight

To know what spring is best suited for you please see the Spring Rate Chart

The TM-1 measures both

Hope eBike Speed Sensor Magnet - Speed Sensor Magnet - Black - 6 Bolt - R24mm Virtual Parent Lacing: 3 cross lacing6 bolt mount Speed Sensor Magnet for eBikes. Available in two options R24mm & R32mm, use the document below to find out which one will fit your e bike. eBike Sensor Position Chart Features: 6 bolt rotors, Std or floating compatible Two sizes: R24mm & R32mm Available in Black, Silver, Blue, Red, Orange or Purple Comes with 2 bolts NOTE eBike manufacturers use a vast variety of magnets to interact with the sensor. These magnets can vary in size, shape