A general purpose, maintenance-free, permanently sealed caster unit lubricated for life, the rig contains a sealed ball bearing and tapered roller bearing for handling both direct and side loads.
Construction: 353 T6 Aluminum
Axle: 3/8 inch diameter, zinc plated, fine threads.
Lubrication: Sealed tapered roller bearings are lubricated and require zero maintenance.
Wheel Diameter: 4, 5 inches
Overall Height: 5.91, 6.41
Finish: Anodized, wet paint and powder coat paint are optional.