Selby Store Fixtures / Products / Racks / Casters / 3/8″ Black Twin Caster with Lock 3/8″ Black Twin Caster with Lock$1.03 Quantity Add to Cart » SKU: 900MCC4LOCK Categories: Casters, All Racks Tag: Racks Description Additional information Description These casters can be used to replace the levelers on many of the racks we sell. Feel free to call to confirm which caster will fit on your rack. 3/8″ x 1″ thread, with brake Additional information Weight 0.1653 lbs Options [Black]