Toilet Partition Continuous Two Ear Wall Bracket For 1" Panel AluminumConstructed of extruded anodized aluminum. Base is 3-3/4" wide by 41" long, with screw holes every 13" or so. The legs project out 2-3/4" with the thru hole at 2-3/8" from the back of the base. The legs have a clearance of 1" for 1" thick panels. Sometimes known as Bathroom Stall Continuous Two Ear Wall Bracket. The manufacturers part numbers are 2888, and 650-8531-41. These brackets are shipped with all the needed fasteners.