The Gresen Work Spool Check Seal Kit is designed to provide reliable performance and long-lasting durability. This kit contains a work spool check seal that guards against fluid leaks and ensures the hydraulic accessory valve operates smoothly and effectively. The check seal helps to prevent hydraulic fluid contamination and delivers dependable performance over an extended service life. This kit is easy to install and maintain for maximum convenience, making it an ideal choice for any hydraulic system. FleetPride is your First Click in Heavy Duty®.