1. [BRACKET SIZE]This folding shelf bracket dimension: 30cm 16cm / 11.8 6.3inch (before folding), 30cm 2.1cm / 11.8 0.8inch (after folding); Max. load approximately 330lb / 150kg; Hole: approximately 5mm / 0.2'. 2. [STURDY AND DURABLE]The collapsible shelf bracket is made of high quality stainless steel with strong smooth surface, and adopts triangle structure, which is the sturdiest construction in wall brackets currently. 3. [WIDE APPLICATION]The wall mount folding table brackets are suitable for tables anywhere. The L - bracket heavy duty can be folded by pressing the release arm. Sturdy structure is enough to be used as bookshelf, kitchen shelf, exhibition shelf, garden shelf, external wall bracket, etc. Heavy duty stainless steel folding shelf bracket is very suitable for your garage style. 4. [SPACE SAVING]Press the release arm to fold the bracket into wall mounted. It can save you a lot of space and will make your room, garage, kitchen, garden, balcony, and bathroom look more neat and orderly.