SunRace MX8 11 Speed Shimano - SRAM MTB CassetteThe MX8 cassette is the ideal choice for mountain bike riders who want the simplicity of a 1x11 drivetrain, yet still have a wide range of climbing gears. Offering you great value for money, this SunRace mountain bike cassette enables you to clean up your handlebars and frame by losing the front shifter and mech, all without the expense of an expander sprocket. Features: Material: Alloy Use: MTB Speed: 11 speed Compatibility: Shimano, SRAM 11 speed rear derailleurs Freehub Compatibility: Shimano freehubs Weight: 11-46T: 485g; 11-42T: 419g; 11-40T: 412g Manufacturer’s Reference Codes:Metallic Silver 11-40T: CSSRX8140D; Black - Chrome 11-42T: CSSRX8142Z; Metallic Silver 11-46T: CSSRX8146D; Black - Chrome 11-46T: CSMX8.EAZR.OS1.OE; Black 11-40T: CSMX8EAXB; Silver 11-42T: CSMX8EAYMPlease Note: This cassette has a Shimano freehub fitting, so will not fit hubs with SRAM XD freehubs. Buy SunRace Components from Chain Reaction Cycles, the World’s Largest Online Bike Store.