Pusalxl Wire Shelving Casters, 2" Diameter, Set of 4, Heavy Duty, Black, Polyurethane, Swivel, Includes Two Locking Casters

Casters only compatible with 1/4" diameter wire shelving poles.Fit Pusalxl shelf Not compatible with 1" diameter shelving,metal shelving, utility cart, or worktable poles. Fit Pusalxl shelf Caster wheels; maximum load capacity of 350 pounds.Includes two locking and two non-locking caster roller wheels. Replacement caster wheels are specially designed for shelving units,shelf rack,metal storage shelves,shelving unit,wire shelving unit,wire rack,wire rack shelf,wire shelf,wire shelving, shelf includes three tier, four tier, five tier and six tier, all suitable for use.Universal design; Suitable for different brands of shelves, as long as the hole size is the same, it can be used. NSF certified, food equipment that meets NSF/ANSI standards and can be used in dry environments.