Helix Race 12-Speed 9-50T Cassette Aluminum Replacement Clusters service parts these bars are engineered for

these bars are engineered for gravity e-MTB reliability

Available in 27

and softer medium tack sidewall knobs

142x12mm Rear hubs are available with HG or XDR freehub options

Helix Race 12-Speed 9-50T Cassette Aluminum Replacement Clusters service parts these bars are engineered forUnlike SRAM Eagle, Helix Race cassettes have replaceable gear clusters. That means ongoing service and replacement costs will be less than half that of SRAM cassettes. As an added bonus, Helix R 12s clusters are backward compatible with and can be used to upgrade your existing TRS+ 9 50 cassette. When installing the Helix Race cassette, as with any cassette, we recommend checking chain wear. If your chain shows 0. 5% or more wear, you will