Set Of 12 Stainless Steel Standoff Screws, 5/8" x 5/8", To Mount 3 Sign Displays (4 Standoffs Per Sign) Sold in sets of 12, to mount 3 signs Stainless steel construction is strong and durable enough for indoor or outdoor use Through-style design eliminates the need for a frame Elevates signage 5/8" off the wall. Max. Sign Thickness 0.25"