Let me know if you happen to have one of these laying around you might sell.
puck?
yep, the optical sensor that allows you to easily switch between bikes:
http://www.racermateinc.com/product/puck-optical-cadence-sensor/
.
Let me know if you happen to have one of these laying around you might sell.
puck?
yep, the optical sensor that allows you to easily switch between bikes:
http://www.racermateinc.com/product/puck-optical-cadence-sensor/
.