The Metro 5MPBXGSA is a durable stainless steel cart-washable stem caster designed for heavy-duty use. Featuring a flat polyurethane wheel tread, this caster provides smooth mobility and excellent floor protection. With a robust 300 lb. capacity, it is ideal for various applications in commercial settings. The caster is NSF certified, ensuring it meets stringent hygiene standards, making it suitable for use with all MetroMax posts and shelves. Its quick ship availability ensures you can enhance your workspace efficiency without delay.