E-Thirteen Helix 12 Speed Race Cluster - XD Driver - Grey - 42-50T - 12 Speed Ignore Wholesale Tier 2 Brand Rule The harness uses soft breathable

The harness uses soft breathable spacermesh on the contact surfaces and die-cut foam ventilation

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

Timeless design for all day comfort

Compatible with 8-11 speed freehubs with Centrelock rotors

Length of knee pad: The exact length isn't stated but they should extend a couple of inches above and below the knee

E-Thirteen Helix 12 Speed Race Cluster - XD Driver - Grey - 42-50T - 12 Speed Ignore Wholesale Tier 2 Brand Rule The harness uses soft breathableUnlike 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