A high-quality mechanism allows the table top to smoothly extend and close for quiet, seamless operation. Suitable for computer desks, sewing machines, doors, windows, folding tables, and other surfaces. Ideal for both residential and commercial applications. Available in various finishes. - Made from high-quality materials for durability and long life. - Can be installed on doors, cabinet doors, windows, cabinets, tool chests, and similar applications. - Butt hinges provide strong support for cabinet doors; once installed, they are not adjustable. Specifications: Color: As shown Material: Galvanized steel Dimensions (L x W x H): - 2": 5 x 4.5 x 1.5 cm - 3": 7.5 x 6.3 x 2.2 cm - 4": 10 x 6.3 x 2.2 cm - 5": 12.5 x 7 x 2.5 cm - 6": 15 x 7 x 2.5 cm - 8": 20 x 7.2 x 2.5 cm Package includes: 2 x white zinc-plated hinges Note: Screws are not included