4 Pack 1.5 Inch Square Tube End Cap Plastic Plugs, 1.5"x1.5" Square Tubing Plug, Tube End CapsTubing Post End Cap Suitable for Square Tube Square Plastic Plug, Tubing Post End Cap Square Tubing

Applicable size：The size of the plastic plug is 1-1/2in*1-1/2in(38mm x 38mm) , only fit 1.5 inch(3.8cm) outside diamefer square tubing . Designed will fit inside hole dimensions 1.36in-1.46in ，with a wall thickness 0.020"" - 0.060"". NOTE: It will not fit a 1.5""(3.8cm) opening inside diameter square tubing. Material: Made of high-quality plastic, durable and wear-resistant. Waterproof and compressive wear proof.. Uses:Provides long lasting protection,great for preventing scuffs on wood floor or as protection glides on chair tips, bench feet, table legs, bar stool foot sliderschair leg protectors, patio furniture inserts, and much more.. The 1-1/2""x1-1/2"" threaded inner plug can be used as a durable solution for home or outdoor projects, including replacement of fence/door railing covers, trailer frame ends, rod tube rod caps, wrought iron steel decorative plugs or any square opening. Not easy to deform, firmer, not easy to fall off, easy to install. We believe that our high qualityTubing Post End Cap, will exceed your expectations. If you have questions, please contact us any time. We will try our best to solve your problems.