1" X 2.5" RECTANGLE TUBING END CAP PLUG - QUANTITY OF 4   (SB-CP-1" X 2.5" REC - 4 )  (ID 0.84"-0.93" W × 2.34"-2.43" L) Plastic LDPE End Caps   Features a series of tapered ribs which ensures a secure fit perfect for use on a wide range of metal furniture, appliances and similar items. The exterior ribs are designed to provide a sure grip inside a tube. locking rib design allows these plugs to fit most inside diameters Heavy duty high grade plastic plugs for rectangular tubing are manufactured to provide a secure fit on multiple tube gauges from 14.-20. ** Durable construction and excellent gliding edges. Not subject to rust or corrosion These tube plugs are perfect for office/patio furniture, chair glides, wrought iron, appliances, exercise equipment, or anywhere a clean finished look is desired. Built with multiple ribs for easy install and secure fit. Please measure your Tube Inside Dimensions and order the correct gauge Plugs