HEAVY DUTY: Hooks are heavy duty iron and its sturdy non-slip pvc coating. Strong enough to hold 45lbs or more, when properly installed. VARIOUS FUNCTIONS: Large flexible U-hook wall is a flexible mounting solution, bent chairs, ladders, hoses, garden tools, bicycles, tools, lumber and electrical cords, training body and strength builders and other bulky items. hooks your best helper to organize your space, like your garage, basement, shed, workshop, kitchen, bathroom. perfect for heavy objects: excellent sheet length equal weight design distributes loading capacity. tang on black plate allows for quick positioning and facilitates its assembly. the fist. no installation: tap wall anchors on the spot you marked and attach the screw using a screwdriver. extended J-hooks will give you the flexibility to mount them on a wall to wall or stud. the only way is a screwdriver. with 12 screws and wall anchors in the package!