1 Plastic Locking Shelf Support 5mm Bore Double Pins, Clear Plastic for shelves from 3/4 to 1" thick 32201CL
Bainbridge Plastics
$0.98
To install drill two 5mm diameter holes spaced 32mm apart vertically and install support. For use with 3/4" or 1" thick shelf. Has screw slot to attach support to shelf if desired. Peg Diameters: 5mm Peg Lengths: 1/4"