This ER Wagner Stem Caster is a reliable and sturdy option for your material handling needs. With a 4" Polyurethane wheel and a 3/8-16 Stud, this caster is designed to make your equipment move smoothly and effortlessly. The ball bearing swivel adds an extra layer of durability and stability, ensuring that your equipment stays in place while in motion. The Brand, ER Wagner, is known for its high-quality and durable products, making this caster a great investment for your business. With a Unit Quantity of 4, you can ensure that all of your equipment is equipped with this reliable caster. This product falls under the Casters and Wheels category and is ideal for businesses in the Material Handling industry.