To use a ROAD 8-/9-speed cassette and an MTB 8-/9-/10-/11-speed cassette on an ROAD 11-speed freehub.

Specifications of the part:
Type of part: Spacer
Place of installation: Under the cassette
Brand: Shimano
Type: Others
Thickness: 1,85 MM
Color: Black
Average weight (GR): 3