MATERIAL: The foldable bracket is made of galvanized metal iron, solid and durable<br> Made of thickness steel plate, each bracket could hold 500 pounds<br> EASILY FOLD AND SELF-LOCK: For added security, these brackets feature spring-activated "positive lock" that assures stability by locking in the open position<br> When the table or working surface are not in use, just press the black button on the hinge, and fold down for more space<br> MULTI -APPLICATIONS: Perfect for furniture leg, folding wooden bed, outdoor desk, dining table, DIY platform, workbench, and wall support shelf, anywhere need to use for extension table bed leg feet, etc<br> BIG IDEAS FOR SMALL SPACES: Support bracket is ideal for where limitations or flexibility in space are critical, such as kitchen, laundry room, retail/grocery stores, RV, boat, warehouses, industrial, garages, maintenance storage, office/residential storage<br> TIP: The foldable bracket is hard to fold and release bracket by your hand before install on the table leg, Easy to fold or release after you finish to install<br> Easy install, in just minutes can be completedProducts from GuanGuan's store