Versatile Square Tubing Fit: Compatible with 1" outer diameter square tubing, fitting inside hole diameters from 3/4" to 15/16" and a wall thickness of .042" to .122 | Effortless Installation: These square plugs are designed for simple installation, providing a durable solution for various applications such as fence post caps, trailer frame ends, and metal bike rack fittings | Comprehensive Flooring Protection: This 10-pack of high-grade Prescott Plastics white ribbed plugs effectively prevents scuffs on hardwood floors and serves as protective glides for chair tips, table legs, and patio furniture inserts, while withstanding impact and harsh weather conditions | Durable Quality Assurance: Our plastic tubing plugs are designed to endure harsh weather and high-traffic areas, offering reliable performance for extensive use | Proudly Made In The UK: These square plugs are produced in the UK, ensuring quality, endurance, and durability