Formulated to satisify the demands of todays high performance suspension components. Fox Suspension Fluid employs a proprietary additive system that maintains a high VI and eliminates stiction, friction, and wear as well as protection against foaming, seal swell, oxidation and corrosion. The new 20wt. Gold Bath Oil may be used with FIT and O/C damper cartridges but should NEVER be used in open bath fork dampers. 20wt. Gold is compatible with all 34mm, 36mm, and 40mm FOX Low-Friction wipers 20wt. Gold is only compatible with the latest version of the 32mm FOX Low-Friction wipers Fox Low Friction Seal Kits