Have you taken your indoor training to such a level that you have worn out part(s) of your trainer? This unit will replace the resistance unit for your Minoura B60-R or M70-R trainer.
No need to buy a whole new trainer when you can simply replace the mag roller unit for half the priceEasy to switch outSimply remove your worn mag unit and attach to new oneMounts in exactly the same place and same manner as your worn unitThe new remote will mount on your handlebar