Platte River 941616, 20-pack, Hardware, Shelf And Support, Shelf Pins, 3/8" Glass Shelf Support Brass Plated Shelf clips lock thick glass shelves in place for a secure mount. Specifications: Bore Diameter=1/4 in, Finish=BRASS PLATED, Pin Length=5/16 in Specifications: Support Length=3/4 in, Support Width=3/4 in