Heavy duty, high grade, thick black plastic finishing plugs, end cap for 4″ outside diameter steel square tubing. These fit inside tube diameters from 3.53″ to 3.67″. Heavy duty Prescott Plastics plugs for square tubing are manufactured to provide a secure fit on multiple tube gauges.
These high-grade Prescott Plastics black ribbed plugs work great for preventing scuffs on wood floor or as protection glides on chair tips, bench feet, table legs, bar stool foot sliders, patio furniture inserts, and much more. They are also designed to hold up against impact abuse, and harsh weather conditions.
Easy to install 4″x4″ snap-in plugs serve as a long-lasting solution for many household or outdoor projects including replacements for fence/fencing railing posts, gate rail post covers, trailer frame ends, pole pipe rod caps, metal bike rack fittings, wrought iron steel finishing plugs, or any sqaure opening.
Made in USA with Heavy Duty Thick High Grade Plastic