11s to 10s Cassette Spacer (1.8mm)

• 1.8mm freehub spacer to use 8/9/10 speed cassettes on 11 speed freehubs
  
• Also allows use of XD cassettes on XD-R freehubs
  
• Many 11/12 speed MTB cassettes also need this spacer for use on 11 speed freehubs. Specifically SRAM 11-42 and 11-50 cassettes.

Attributes