Partition "U" Bracket Chrome Plated 1" X 1-1/2" X 1-3/8" . If your toilet partition or bathroom stall wall bracket is cast with the number 1910 on the back, then you have the “U” Wall Bracket for 1″ thick toilet partition panels. The wall bracket is usually mounted on the wall or the pilaster to mount the toilet partition stall panels. This bracket is 1-1/4″ wide x 1-3/8″ tall, with the through hole located at 1″ from the back. If features 4 holes with a 1/4″ diameter, with two of them on the base. The bracket is made of a die cast material that is then polished chrome plated. This bracket is sometimes called a Toilet Partition or Bathroom Stall “U” Bracket, or “U” Wall Bracket.