Is your Toilet Partition bracket stamped with the number 1270, if it is, you have a one ear bracket.  The bracket is a zamac die cast material that is then polished chrome plated.  The base measures 1-1/2″ wide x 2-21/32″ long with two mounting holes 1-1/2″  on centers.  The bracket projects out 3-1/2″ with the legs 1″ apart, it is used for mounting a 1″ thick panel.   The mounting holes are located 3-1/8″ from the base of the the bracket, and all the holes are 1/4″ diameter.  The bracket is sometimes called a Toilet Partition One Ear Bracket, Bathroom Stall One Ear Bracket, One Urinal Screen Bracket, 1270 wall bracket, 650-6407 wall bracket or sometimes One Wing Bracket.  This Toilet Partition One Ear Urinal Screen Bracket can me ordered on our website.

the above image is the Toilet Partition One Ear Wall Bracket