Premium Material: The lifting bracket is made of high quality metal, rustproof, corrosion resistant, stable, sturdy and durable for long time use. Package We offer two spring flap brackets, each package contains one left spring hinge and one right spring hinge which are often used to fold sofas, beds, cabinet doors, etc. Easy to use : the spring hinge tool can be easily used in folding beds and sofas. The springs are flexible and easy to open and close, and the opening angle can be adjusted at any time. Wide Uses: The support hinges can be used as folding beds, folding sofas, folding sofas, cabinet doors with lifted doors and flap fittings for aluminum or wooden doors. Widely used for furniture doors, kitchen cabinet doors, cabinet doors, wooden cases, etc. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.