E-Thirteen Helix R Cassette – 11-Speed 9-46t Nickel/Gray

e*thirteen Helix R Cassette – 11-Speed 9-46t Nickel/Gray. The HELIX R Cassette is an upgrade to any SRAM™ Eagle™ or Shimano™ drivetrain with more range than other cassettes 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.

1 aluminum cogs 10 steel cogs

Designed for use with XD™ and XDR™ drivers only

• TECH SPECS