2Inch (50mm) Square Plastic Hole Plugs Insert (20 Pack), Heavy Duty Black Hardware Plugs and Unistrut End Caps for Square Tubing, Glide Insert for Pipe Post, Chairs and Furniture by Prescott Plastics

Just what I was looking for!

Perfect fit

Put them on some 2 x 2 metal table legs, were easy to install and fit well. Great for use with home welded metal furniture.

as expected

Great product, great price.

Perfect fit for a replacement part.

Fit perfect-nice quality

Made a bed frame and needed some caps for 2x2 steel tubing. Fit like a charm

These were a perfect fit in the end of 1inch square tubing on home health devices.

Heavy duty, a breeze to install with small mallet. Good value and great quality! Did the job perfect!