E-Thirteen Helix 12 Speed Race Cluster - XD Driver - Grey - 42-50T - 12 Speed Ignore Wholesale Tier 2 Brand Rule Silicone printing to prevent slippage

Silicone printing to prevent slippage and help keep the protector securely positioned

Compatible with all chains

Most affordable fully featured 1x grip shifter in the industry

Who's this item for: These tubes are the perfect choice for anyone wanting a lightweight spare to carry around or use to replace the heavy butyl tubes in their tyres

E-Thirteen Helix 12 Speed Race Cluster - XD Driver - Grey - 42-50T - 12 Speed Ignore Wholesale Tier 2 Brand Rule Silicone printing to prevent slippageUnlike 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. 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 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