Usage Tips: MULTI-PURPOSE APPLICATION: The wall shelf brackets could be mounted on the wall to work as shelfs with board on it, can allow more DIY space in your garage, kitchen, shop, stores, workshops, boats, motorhome, backyard, trailer, room, kitchen, balcony, bathroom, etc. SPACE SAVING & FOLDABLE : Collapsible shelf brackets lock at 90 degrees, simply press the release arm to collapse the table. Excellent locking & fold performance of the wall folding table brackets meet the limited room's space saving and stuff sorting needs. STURDY & DURABLE: The foldable shelf adopt the sturdiest triangle structure in wall bracket's construction, holds great weights up to 330lb/150kg. Ideal for making workstation in garage, folding table hinge for kids' study table, bench in backyard, clothes table in laundry room, bookshelf, kitchen shelf, exhibition stand, etc. HIGH QUALITY: The Folding Shelf Bracket is made of high-quality metal which ensures the durability and hard-wearing. Black painted surface, aim to resist daily scratches, corrosion and tarnishing, also meet the needs of aesthetic. EASY INSTALLATION PACKAGE: 2 shelf bracket, 6 short screws,6 long screws, 6 expansion anchors. Need no additional accessories. Just make sure the two bracket are parallel to each other and perpendicular to the wall.