DescriptionFlooring Protection: The tubing plugs' end caps are made from durable PP material, durable and wear-resistant, preventing wear and tear on wooden floors and reducing noiseEasy to Use: Simply slide each end cap onto the square tubing until it sits flush with the end, easily insert it into your tube end with a simple thumb push or a gentle tap with a rubber mallet or hammer, the caps are designed to fit snugly, providing a secure and tight fit that will not easily come off during normal useRibs Design: Square tubing end caps with ribbed designs for a secure grip inside the tube or furniture legs to impact and abrasion resistanceWide Application: Plastic tubing end caps are suitable for stainless steel tubing, aluminum tubing, metal tubing, and other tubing post. They can also protect sliders on chair legs, table legs, bookshelves, and patio furnitureSpecificationColor: WhiteMaterial: PPTotal Size: 13 mm x 13 mm x 13.6 mm/0.51" x 0.51" x 0.54" (L*W*H)Cap Thickness: 3.4 mmFit for Inside Diameter: 0.31 inch to 0.47 inch (8 mm to 12 mm)Packing List: 50 Pcs x Plastic End Caps