E-Thirteen Helix 11 Speed Race Cluster - XD Driver - Intergalactic - 46T - 11 Speed Out of Stock T4000/ T400/ T3000/ T300/ F800/

T4000/ T400/ T3000/ T300/ F800/ F700/ C810/ MC20/ MC18/ CT-S500

Narrow Wide tooth profile eliminates chain drop with the perfect chain mesh fit

so you will need to remove your star nut

Who's this item for:  The ARC 35 is for people who want a rim that's suitable for XC to AM riding

Convenient

E-Thirteen Helix 11 Speed Race Cluster - XD Driver - Intergalactic - 46T - 11 Speed Out of Stock T4000/ T400/ T3000/ T300/ F800/Unlike SRAM Eagle, Helix R cassettes have replaceable gear clusters. That means ongoing service and replacement costs will be less than half that of SRAM cassettes. When installing the Helix R cassette, as with any cassette, it's recommended to check for chain wear. If your chain shows 0. 5% or more wear, you will significantly decrease the wear life of your new cassette. Installing a new chain with your new cluster is a much better and economical