Square Tube Threaded Adapters

These treaded inserts are designed to be used with square tubing and are available in a variety of tube sizes and threaded stem sizes. To find the correct size, measure across square and then match that size to one of our listing. For example, if your square tube measures 1" across, select the product that says "Threaded Adapter for 1" Square Tubing. 

Click here to read about inserts & other method of installing casters. We offer even more products that are not on our site! If you don’t see what you need or have questions, contact us, we are happy to help.