E-Thirteen Helix 12 Speed Race Cassette - XD Driver - Bronze - 9-50T - 12 Speed YGroup_7033652183085 Accurately indicates when a chain

Accurately indicates when a chain reaches

With a flat version suited to more XC riding and 29ers with high front ends

PAD / HOLDER:Top loading

12-46t: 12-15-18-21-24-30-37-46

Available in 31

E-Thirteen Helix 12 Speed Race Cassette - XD Driver - Bronze - 9-50T - 12 Speed YGroup_7033652183085 Accurately indicates when a chainThe HELIX R Cassette is an upgrade to any SRAM Eagle or Shimano drivetrain, 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. The improved tooth profile of the Helix cassette's features Shimano 12 speed level shifting performance with the improved reliability of a steel and