The Metro MBQ-8AIR is a set of semi-pneumatic casters designed for enhanced mobility and stability. This set includes four 8-inch casters, featuring two rigid and two swivel options, each equipped with brakes for secure positioning. The semi-pneumatic design provides a smooth ride over various surfaces, reducing vibration and noise. Ideal for heavy-duty applications, these casters are built to support substantial weight while ensuring easy maneuverability. Upgrade your equipment with the Metro MBQ-8AIR for reliable performance and versatility.