CasterHQ's LV Series stem type leveling casters contain a die-cast aluminum frame with a steel swivel head and an internal leveling mechanism & dial with a rubber foot pad; our state-of-art design allows for moving equipment to the desired location, adjusting down the leveling footpad to level out and make the attached equipment completely stationary. The cast aluminum frame is powder-coated in an ivory hue; wheels are ultra-strong non-marking nylon. Applications include Computer racks, conveyor stands, medical & laboratory equipment, copiers, printers, modular framing enclosures, electronic enclosures, business & vending machines, manufacturing machinery and automation enclosures, shop equipment, diagnostic equipment, etc. Features Die-cast aluminum frame with a steel swivel head and internal leveling mechanism & dial with rubber foot pad Leveling foot pad to level out and make the attached equipment completely stationary Powder coated finish Plate mount Ultra-strong non-marking nylon wheel. Our brand has a new and improved special design allowing the lever to adjust much easier by hand. We also added nylon clear raceway seals to prevent dust and debris from entering the raceway bearings. Our new design will allow your caster to have a much longer life and superior performance than the competition. Buy quality from CasterHQ, our quality is guaranteed to exceed your expectations. These casters are great for moving work tables, weld tables, or heavy equipment. After moving you can lower the rubber foot-pad to make your table or equipment completely stationary. The rubber footpad is specially designed to absorb shock and vibrations to keep your table completely stationary while you are working away. Buy your leveling casters from CasterHQ. We include four (4) casters in one box and we provide the appropriate mounting hardware, bolts & nuts you need to install this and be 100% satisfied.