e*thirteen Helix Race 12-Speed 9-50T Cassette - Grey Size:9-50 steady high

steady high

Fits the Included Stem Mount

such as carbon

Eagle 90 offers a higher quality of shift than any previous mechanical systems

Maxle Stealth

e*thirteen Helix Race 12-Speed 9-50T Cassette - Grey Size:9-50 steady highThe 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