Folding Chair-Height Stool with Fold-Down Backrest - 250 lb

A real chair-height folding stool you can print on a 220 x 220 mm bed. Seat height 42 cm, folds down to 22 x 21.5 x 16 cm, designed and stress-checked for a 250 lb (113 kg) adult with a 2x impact margin. How it works: two leg frames hinge at the seat ends and each has a knee, so the legs reach chair height from bed-sized parts. All locks are gravity-operated - pawls drop into the hip hinges and hooks drop over the knees when you stand it up. Turn it upside down and every lock falls open, so it…

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