The Forbes Industries 6051-ST Replacement Caster features a 5-inch diameter soft ride wheel designed for a smooth and quiet operation. The non-marking grey wheel ensures that surfaces remain unblemished, making it ideal for use in various environments. Its zinc-plated swivel stem provides durability and corrosion resistance, ensuring long-lasting performance. This caster is perfect for replacing worn-out wheels on carts, furniture, and equipment, enhancing mobility and ease of use.