E*thirteen Helix Race 12sp Cassette, 9-50t - Nickel Gray

- Helix R 12-Speed Cassettes work flawlessly with Shimano™ and SRAM™ 12s drivetrains, despite the challenges in designing for the different cog spacing and chain behavior - The improved performance of the Helix cassette features great Shimano™ 12s shifting performance and improved reliability of steel and aluminum assembly. - The Intergalactic PVD finishing is twice as durable as anodized models - Offering a 556% range utilizing an XD Driver to enable a 9-50t, 12sp cassette - Special Note for Hope Hub Owners: Hope XD drivers do not adhere to the XD specification and require an additional shim. Shims are now included in the packageToday's Stock Status 4 Available to ship in 2-4 Business Days UPC: Not available EAN: 4710751508781 Manufacturer Part Number: FW2URA-112 EV7455 172169-Q0-L