A U-Cup Seal placed within bucket cylinders creates a dynamic seal that prevents fluid leakage while allowing reciprocating motion. U-cup seals are used to maintain hydraulic pressure, resist wear, and ensure efficient operation of the cylinder by containing hydraulic fluids within the cylinder.Attributes: • Provide high sealability, preventing leakage of hydraulic fluid.• Minimizing internal and external leaks and maintaining system pressure.Applications: A U-Cup Seal for bucket cylinders is used to prevent fluid leakage during reciprocating motion, ensuring effective sealing, and enhancing the overall performance and longevity of hydraulic systems.