Vintage 1950's Heavy Duty Cast Iron Theater Stage Screw Props 3x3 7/8in For Sale

This vintage item is a set of heavy-duty cast iron theater stage screw props from the 1950s. The props measure 3x3 7/8in and were made by H.M. Sanders. They are an original vintage item, not a reproduction, and were manufactured in the United States. The item has not been modified and does not contain any hazardous materials that require a California Prop 65 warning.