e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 Shimano® BB80

Shimano® BB80

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e*thirteen Helix Race 12-Speed 9-50T Cassette - Bronze Size:9-50 Shimano® BB80The 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