It's usually a good idea to keep a few of these load cell feet around if you own a floor scale. This product below is an affordable high quality swivel beam foot that you would screw into a load cell. Measures about 3 1/2 inches from bottom of the rubber pad to the top of the threaded rod. Alloy steel swivel ball bearing foot has non-slip 2 3/8" rubber base and 1/2-20 UNF threads. Great replacement foot for a floor scale or any other item that you need a 1/2-20 load cell foot.