11 Speed Bicycle Freewheel CSMS8 CSMX8 - 46T/42T Wide Ratio Steel Cassette for Mountain Bikes | Compatible with 11-Speed Drivetrains | Perfect for Trail Riding, Commuting & Off-Road Cycling (Color: 11 Speed 11-42T)

Model CSMX8 & CSMS8Speeds: 11-Speed (Wide Ratio)Number of Teeth: 11-46TCSMX811-46T: 11-13-15-18-24-28-32-36-40-46TFits on for Shimano or For Sram compatible freehubs.CSMS811-42T: 11-13-15-17-19-21-24-28-32-36-42TChain Compatibility: 11 SpeedCompatibility: For SRAM / for Shimano mid or long cage derailleur only (check its specs for chain wrap capability).