Avoid the glint of aluminum by simply boring 5mm holes in the cabinet uprights then inserting these heavy duty shelf supports. Cut a small rabbett on the underside of the shelf and they’ll be nearly invisible. Available with a 5/32 dia. hole in the leg so the shelf can be screwed directly to the support. About 1/16 thick. 1/2" Wide x 1/2" Tall x 13/16" Long. Peg: 3/8" Long. Made in Taiwan.