Problem Solvers 11-Speed Freehub Spacer for 10-speed cassette

Description

Problem Solvers’ 11-speed Freehub Spacer converts your 11-speed freehub body to accept a 10-speed casssette. Use this spacer if you are running a 10-speed drivetrain on a new set of wheels with a 11-speed freehub body. The spacer is 1.85mmm thick.