Specification Brand : Gatuida BulletPoint1 : This 5/8 ball bearing swivel caster is made of carbon steel for durability. BulletPoint2 : The ball bearings are wear-resistant have a . BulletPoint3 : Precision machining ensures smooth and quiet operation. BulletPoint4 : Quickly and easily replace existing casters to improve work efficiency. BulletPoint5 : Versatile design makes it suitable for a variety of surfaces, including concrete, tile and carpet. Color : Silver ExternallyAssignedProductIdentifier : 7679930176524 IncludedComponents : Bearing Casters ItemName : Gatuida CY-15H Roller Ball Transfer Bearings: 16PCS 5/8 Inch Carbon Steel Ball Transfer Bearing Casters, Universal Base Roller Ball Bearing Rollers for Roller Stand ItemPackageDimensions_Height : 1.18 inches ItemPackageDimensions_Length : 7.09 inches ItemPackageDimensions_Width : 3.54 inches ItemPackageQuantity : 1 ItemTypeKeyword : ball-casters Manufacturer : Gatuida Material : Carbon Steel ModelNumber : C16O3W46CK4KD17O NumberOfItems : 1 NumberOfLithiumMetalCells : 1 PartNumber : C16O3W46CK4KD17O ProductDescription : Description The roller bearing is made of carbon steel material with good texture, and . Easy to install and use, can be easily applied to your furniture, is a very accessory that can meet your needs well.