This Rear cush setup is designed to fir your Marvic magnesium wheels perfectly. a setup like this allows you to put all of the torque to the wheels without worrying about damage to the gearbox.
All of the aluminium components are produced in small batches from 6082 Aluminium plate. they are then put through a series of tests to make sure they are up to standard. Finally, they are finished in black anodising to protect these beautiful pieces from the weather.