Caster Wheels 1/4",1/2",3/8",5/16",M12,M10,M8 Threaded Stem (All Include) Casters,Set of 4 Industrial Castor Wheels for Steel Wire Storage Shelf,Metal Shelving Unit,Cart,Furniture

["PACKAGE: Included 4 Casters, 7 Types of Threads 1/4\",1/2\",3/8\" ,5/16\",M12,M10,M8（all include),Suitable for all types of shelving unit and wire shelf shelves,wire shelving, metal storage rack,wire clothes rack,furniture,carts","LOAD CAPACITY: Total 620 lbs (155 lbs each caster).","UNIVERSAL: Perfect casters replacement for your utility carts, furniture, home appliances,Steel wire storage shelves,metal shelving unit,wire rack,shelf,shelving unit,storage rack for kitchen,metal clothes garment rack,wire shelf garment rack or any other shelves,shelving,shelf you need move easily and roll smoothly. Save your labor and time.","MATERIALS: Premium pp+ pvc Heavy Duty Reinforced and sturdy frame. Make the wheels More stable and reliable load-bearing capacity","BIG TIRE: 2 inch diameter,It comes with 7 interchangeable adapters include 1/4\",1/2\",3/8\" ,5/16\",M12,M10,M8 threaded stem, allowing it to be used with a wider range of products and offering greater versatility."]