Newly developed Bath oil for use in most Fox forks.20wt. Gold Bath Oil may be used with FIT and O/C damper cartridges but should NEVER be used in open bath fork dampersCompatible with all 34mm, 36mm, and 40mm FOX Low-Friction wipersOnly compatible with the latest version of the 32mm FOX Low-Friction wipers (803-00-944). The label indicates specifically that these wipers are compatible with 20wt. Gold