Antique "Standard" Cast Iron Sink Wall Bracket Support 10-1/2 Spacing

This is a cast sink bracket that has 11 screw holes and 2 tabs. This is meant to be attached to the wall and your wall mount sink would slide onto the bracket for support.
In good condition. Marked Standard and 10-/2 on front.

In 1875, Standard Manufacturing Company was founded by James Arrott and Francis Torrance. They made some plumbing fixtures, including cast iron toilets. The company was based in Pittsburgh, PA.