This is a good product. If mounted on studs and the board is no more then 20 inches wide, I guess it can hold at least 100 pound. Just a roughly test with my body weight. It stands good right angle as my platform showed good level. Lifting up and folding down are easy.
10-Pack 19.25" X 12.50" Decko Products 49152-10 Heavy-Duty Shelf Brackets - Black
15 Review
L Bracket Corner Brace, YUMORE 4'' X 1'' Stainless Steel Right Angle Bracket, 90 Degree Bracket Fastener For Wood Shelf, Furniture, Cabinet, 4 Pack
16 Review
Heavy Duty 12 Inch Black Metal Collapsible Folding Shelf Bracket For Wall Mounted Table, Bench And DIY Projects - Max Load 150 Lb
37 Review
Pack Of 6 ETECHMART Rustic Iron Metal L-Shaped Shelf Brackets, 5 Inch Wall-Mounted Support For DIY Open Shelving, Heavy-Duty Corner Brace Shelf Supporter In Black
29 Review
🌳 Efficient Drip-less Wood Glue Dispenser, 16 Oz Bottle
8 Review
32Oz Gorilla White Waterproof Patch & Seal Liquid For Effective Sealing (Single Pack)
30 Review
💪 Bondic UV Liquid Plastic Welder - Fast Cure, Strong Adhesive Repair Kit for Home, Garage, Outdoors, etc. - Complete Starter Set (LED Light & Liquid Cartridge in Compact Tin Case)
9 Review
Silver Holographic Stars Glitter Grout Tile Additive 100G - Easy To Use For Tiles, Bathroom, Wet Room & Kitchen
14 Review