Here you are presented with a plan according to which you can make a very sturdy folding shelf bracket that can withstand high loads.
Sumnacon Sturdy Folding Shelf Brackets - Heavy Duty Metal Triangle Table Bench Folding Shelf Bracket 10 Inch, 2 Pcs Folding Shelf Hinge
* 7 L Chrome Plated Die Cast Folding Removable Shelf Bracket with Zinc Plated Steel Mount * 7 L zinc plated steel slide mount bracket * 6-1/8 H
7 L Chrome Plated Die Cast Folding Removable Shelf Bracket with Zinc Plated Steel Mount
Denim Cushion (MASTERPIECE) Carpenters Workshop Gallery
Folding Shelf Brackets 12”, Max Load: 330lb Heavy Duty Stainless Steel – MINGRUNDA
Dog figure from standard parts
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Folding metal shelf bracket from scrap
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VEVOR Folding Shelf Brackets 24 2pcs Heavy Duty Stainless Steel Collapsible Shelf Bracket max Load 500 lb Wall Mounted DIY Triangle Brackets for Table Work Bench
Railing Perforated - Google Search
Stainless Steel Folding Bracket with Damper (EB-33/EP-D) This fold away shelf bracket by Sugatsune is self-locking when the flap is extended to the
STAINLESS STEEL FOLDING BRACKET WITH SOFT CLOSE (BLACK FINISH) - EB-303/EP-BL-D