High-quality materials: The support hinge is made of high-quality zinc alloy, which is strong and durable. The surface is chrome-plated, which has extremely high hardness and wear resistance, and has the characteristics of oxidation resistance, rust resistance, and corrosion resistance. Soft-closing design: The hinge is convenient and safe, and the lid will be lowered slowly and gently to avoid hurting your fingers. These hinges keep the lid open and will not close until you push it down. Easy to install: The support hinge allows you to keep the installation open at 75°, 90°, and 110°, and supports side installation and top installation. Mark the two drilling points, then screw each mounting bracket into its respective area. Adjustable Tightness: Turn the screw in the middle of the arm to adjust the damping size to suit different weight loads. Wide Range of Uses: The support hinges can be widely used in furniture, kitchen cabinet doors, wardrobe doors, wooden storage boxes, etc.,