High-performance hydraulic fluid designed specifically for use in seat posts. The OEM-recommended formulation reduces friction, ensuring fast, quiet action with minimal drag. High viscosity index formulation ensures consistent drop and return speeds under all conditions. A proprietary additive system protects seals, minimizes wear, and prevents corrosion, improving performance throughout the seat post life. For use in all hydraulic seat posts. Features: - Formulated to reduce friction and drag. - Consistent fast and quiet action. - Resists fade to ensure consistent drop and return speeds. - Protects components and ensures optimal performance throughout seat post life. - OEM-approved and recommended.