ethirteen Helix R 11-Speed Cassette

• Compatible with both SRAM and Shimano 11-speed chains and derailleurs; designed to shift without compromise, so you can change components without concern
• Freehub compatibility: XD and XDR drivers only
• Wider range and 9-tooth small cog let you run a 2-tooth smaller chainring for more clearance and reduced weight
• Lightweight construction reduces overall rear wheel weight, thus improving braking, suspension and handling
• 2-piece design allows for replaceable aluminum cogs (not included)
• Profile: 9, 11, 13, 15, 17, 20, 24, 28, 33, 39 and 46 teeth; total range of 511%

Imported.