Specification Brand : Pusalxl BulletPoint1 : Wire shlf caster wheels,use in garage kitchen wire shelves,wire shelving,wire rack,metal shelving,shelving unit. BulletPoint2 : Our wheels threaded stem is d= 1/4”,d1=3/16", with additional 4 types of thread converters,Allows threaded rods to be common between 1/4”,5/16”,3/8”, universal design. BulletPoint3 : Caster wheels; maximum load capacity of 500 pounds.Includes two locking and two non-locking caster roller wheels. BulletPoint4 : 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. BulletPoint5 : NSF certified, food equipment that meets NSF/ANSI standards and can be used in dry environments. Color : Black ExternallyAssignedProductIdentifier1 : 766640631768 ExternallyAssignedProductIdentifier2 : 0766640631768 ItemName : Caster Wheels for Organization & Storage Shelving, Set of 4, Casters for Metal Shelf Organizer, Replace Wire Rack Shelf Clothing Rack Leveling Feet or Plastic Wheel ItemPackageDimensions_Height : 18.288 centimeters ItemPackageDimensions_Length : 8.509 centimeters ItemPackageDimensions_Width : 17.1958 centimeters ItemTypeKeyword : standing-shelf-units Manufacturer : Pusalxl Material : Metal ProductDescription : WIRE SHELF WHEEL ROLLERS(Thread Stem 1/4-20 Threaded Rod ) Please measure the size of the shelf post before your purchase. When the post diameter is 3/4",choose our wheels. not for 1" post -shelving Steel wire shelving casters rollers,3" diameter,set of 4,heavy duty. 3" wire shelving casters turn the steel wire shelf into a mobile storage unit.Heavy-duty steel casters are screwed into the bottom of the shelf pillars to achieve smooth rolling.Wheels are 3" in diameter.Two wheel locks for stability. Large (3" diameter) wheels Black polyurethane construction Steel swivel casters 2 locking Heavy-Duty wire shelves Caster Wheels Use these easy-to-install casters to convert your Shelving unit into a rolling storage shelf unit. The wheels are made of solid polyurethane, which is durable and can run smoothly on various surfaces. The steel casters have a ball bearing rotating device for easy placement of the shelf, and 2 locking wheels can ensure your storage safety. Easy to Move Designed for ultra-durable steel wire racking, wire shelf system. Immediately upgrade the storage space with large, smoothly sliding casters for superior mobility. ProductSiteLaunchDate : 2022-06-11T12:32:23.169Z TargetAudience : Unisex Adult UnitCount : 4 UnspscCode : 31162702