e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 As typical for Shimano

As typical for Shimano

Available in four visually striking colors thanks to its soft touch finishing

The Hexus® X is an excellent choice for both road and mountain bike riders

Powered by a CR2032 lithium battery offering up to 200 hours of operating time

e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 As typical for ShimanoThe 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