Features: *Compatible Models:Specifically designed for PARKER6600, AEROQUIP5600, HANSEN HA15000, and more hydraulic couplers. *Function:Effective protection for hydraulic equipment. This product can prevent wear, ensure cleanliness, and enhance durability. *Sturdy Material:Made of high-quality PVC and rubber material, stable, firm, and reliable protection for your hydraulic equipment. *Complete Set:Includes 4 male adaptors and 4 female adaptors for comprehensive equipment protection. *Variety of Colors and Sizes Available:Choose from yellow, red, blue, and black; 1/4, 3/8, 1/2 inches size options for compatibility. Specifications: Part Name:Hydraulic Quick Coupler Material:PVC+Rubber Size:Approx.1/4 inches, 3/8 inches, 1/2 inches Color:Yellow, Red, Blue, Black Package Content: 4 sets of Hydraulic Quick Couplers Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. 【High Quality】: Our product is made from the finest materials and undergoes rigorous quality control to ensure it meets the highest standards. 【Innovative Design】: Combining functionality with modern aesthetics, our product is designed to enhance your experience and meet your needs in a stylish way. 【User-Friendly】: Easy to use and intuitive, our product is designed with the user in mind, ensuring a hassle-free experience from start to finish. 【Versatile Application】: Whether for personal, professional, or recreational use, our product is versatile enough to adapt to various situations and requirements. 【Exceptional Value】: Offering a perfect balance of quality and affordability, our product delivers outstanding value, making it a smart investment for any budget.