This is a universal design that accepts the typical 3/8 in. x 3/4 in. towel bar. They are brass plated diecast brackets used with 3/8 in. x 3/4 in. towel bars such as the Prime-Line part M 6073. The base of the bracket has a threaded stud that inserts through the tub enclosure glass and held in place by a machine screw. Use Prime-Line part M 6094 for the complete set. Color: Aluminum.