The Vevor Skid Steer Hydraulic Quick Connect Coupler set features an advanced valve design with a rated pressure of 4000 PSI and a high flow rate of 12 gallons (45.5 liters) per minute, ensuring zero fluid loss and a long service life. Compliant with ISO 16028 standards, these couplers are perfect for connecting hydraulic lines. The 1/2 in. NPT thread sleeve locking mechanism allows for easy, secure connections with a simple push and rotation to prevent accidental disconnection. Made from hardened stainless steel with zinc-nickel plating, these couplers resist deformation, high temperatures, rust, and corrosion. Dust caps are included to prevent dirt contamination, ensuring system reliability. Compatible with most skid steer loaders, including Bobcat, John Deere, CAT, Case/New Holland, and Kubota, this set is ideal for applications prone to hydraulic spillage.