The Carlisle CC4CSB00 4″ Gray Swivel Caster is an essential replacement wheel crafted for bus boxes, utility carts, and other mobile equipment. Built from sturdy chrome‑plated steel, it delivers long-lasting corrosion resistance while providing smooth, 360° maneuverability to enhance efficiency during transport.

This caster is designed without a brake, making it perfect for applications where uninterrupted movement is key. With its sleek gray finish and robust 4″ diameter, it blends seamlessly into commercial settings, ensuring reliable, professional-grade performance every time.