Super-high friction, high heat (longer lasting) sintered bronze metallic compound with diamond ground surface for wet/extreme conditions (due to high heat generation, HH-Gold compound is not for Hydraulic/DH race use unless OE specified)
- Shimano - XTR (-2018), XT (2014-), Deore BR-CX75, BR-R315, BR-R515, BR-R785, BR-RS785, BR-M615, BR-M785, BR-M785, SLX BR-M666, BR-M675, BR-M7000, BR-M8000, BR-M8100, XTR BR-M9000, BR-M9020, BR-M985, BR-M987, BR-M988, Alfine BR-S700