I have a Ted Williams frame and fork 531 butted etc.WITH a KICKSTAND mounting plate. It came in only one size as did most dept.store bikes.
Penny's had bikes in the 70's also a hardware department with their name on some tools.
Charlie Petry in Cochranville PA (building the "SEARS" T.W. special with 700X32c wheels, to ride when we have the family campout near Gettysberg)