Description
Osymetric trays Stronglight shimano fc9100 42-52T
O.SYMETRIC 4-spoke platter kitDURA-ACE FC-9100.
- Oval design for optimal movement.
- material: aluminiumAdvantages.
- The neutral position is more easily overcome.
- easier to ride with a higher gear .
- higher efficiency: i.e. lower heart rate for the same effort .
- the permanent pressure in the knees is reduced