Easy installation and spacesaving: This adjustable angle lifting sofa bed headrest hinge installs quickly without tools, saving valuable space by eliminating the need for extra tables. It operates with low noise and smooth action, providing a costeffective solution for home or professional settings and fits seamlessly into your setup. Versatile multilevel adjustment: Designed for massage beds, beauty beds, and various furniture, this tripod allows angle changes between armrests, pillows, and surfaces via gears. With a large telescopic range, it adapts to different uses such as drawing or multimedia tables, enhancing comfort and functionality. 18 gears for custom comfort: Featuring 18 adjustable gears, this support frame offers a wide range of angles to meet specific needs, from reclining to upright positions. The precise mechanism ensures comfort for activities such as relaxation or work, making it adaptable. Long lasting and strong build: Constructed from quality iron, this triangular support frame has a large carrying capacity and robust durability, capable of withstanding heavy daily use without performance issues. Its sturdy design ensures reliability in diverse applications. Use scenarios: In the home, use as a sofa bed headrest to adjust seating posture or support during relaxation. In beauty or massage settings, position beds for client comfort and easy access during treatments. In studios or offices, support drawing or multimedia tables by providing adjustable angles between armrests, pillows, and surfaces for enhanced functional versatility.