Set, Ant. Style Fold Away Hinge, Drop Front Desk Hinges, or for Old Trunk, Box, Blanket Box Lid 5-1/2 Long left and Right Set X26 - Etsy Finland
Self Locking Supporting Folding Table Leg Hinge Fold Down Table Hinges for Table Bed Desk Chair - China Table Leg Hinges, Folding Table Leg Hinge | Made-in-China.com