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

Arrived in one day. Fit tight in the tubing which is good.

Very easy to install

Perfect just as advertised

Did not like the fact 1 was missing

I bought the right size for the square tubing. Make it look good. Thanks

Perfect fit for my 1960s patio furniture.

keeps the bugs out of the fence post just a tap with a hammer to install

Nice finishing touch to my welding projects!

everything about it

Fit like they should