e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 10 and 11-speed compatible

10 and 11-speed compatible

years in the making

and tyre clearance

GRS-certified recycled materials used in both grip and lock ring

Blinder 1000 is powerful

e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 10 and 11-speed compatibleThe HELIX Race Cassette is an upgrade to any SRAM Eagle or Shimano shifter and derailluer combination*, with more range than any other cassette on the market. The 9 tooth cog lets you step down one chainring size while keeping the same top end gearing and provides not only better ground clearance but an overall lighter drivetrain. Features Compatible with SRAM, Shimano and TRP shifters and derailleurs of the same gearing count and similar cage