Clarks Organic Disc Brake Pads for Sram Guide & Avid XO Trail:

Clarks:

Specifically designed to give the best performance under normal conditions.
The organic compound gives improved noise reduction as well as increased ‘bite’.Recommended for use with Mechanical Systems.

• Compatibility – Avid X0, Elixir 7 Trail, Elixir 9 Trail. SRAM Guide