FOOT MASTER engineers invented the ORIGINAL leveling caster in 1989, setting the standard for performance and durability.
As the wheel is lifted off the ground, the foot pad takes over to make the application completely stationary. Leveling Caster, 63 mm Nylon Wheel, 1/2-13 Stem, Swivel, 550 kg Cap, NBR Foot Pad, Ivory The GD Series leveling caster profile is integral to its function. Up to 15 mm of height adjustment capability is available for an accurate level set.Making the fine adjustments to achieve the perfect level set, even under heavy loads, is light work for this world renowned leveling caster.