The legs are 5/16" deep, 7/16" wide, 15/16" long and the square is 13/16" x 7/16" thick
Tom from SWISCO responded:
March 3, 2021
I don't believe your corner is made anymore, but I've seen it before. Other customers in the past have been able to get our 95-206 to work as a replacement. Look it over and let me know what you think.