Specification Brand : FKG BulletPoint1 : Size: FKG deep groove ball bearings have an inside diameter of 1/2", an outside diameter of 1-1/8" and a width of 5/16". BulletPoint2 : Performance: FKG ball bearing have the advantages of low noise, fast heat dissipation, low friction, high speed and high temperature resistance. BulletPoint3 : Good quality: These ball bearings are made of high quality bearing steel. Its steel construction makes it durable and resistant to deformation under heavy loads. BulletPoint4 : Application: Widely used in industrial machine, motorcycle, automobile, power tools and mechanical equipment and other kinds of field BulletPoint5 : The U Shape Groove Wheel is suitable for the door of shower room, living room, kitchen room and so on. Internal lubrication grease, smooth operation, good mute effect. Color : White ExternallyAssignedProductIdentifier : 7780969547435 ExternallyAssignedProductIdentifier1 : 882182863570 ExternallyAssignedProductIdentifier2 : 0882182863570 ItemName : FKG R8-ZZ 1/2"x1-1/8"x5/16" Deep Groove Ball Bearing Double Metal Shields Bearing Pre-Lubricated 4 Pcs ItemPackageDimensions_Height : 6.5024 centimeters ItemPackageDimensions_Length : 1.905 centimeters ItemPackageDimensions_Width : 6.4008 centimeters ItemTypeKeyword : deep-groove-ball-bearings Manufacturer : FKG Material : Alloy Steel Material1 : Plastic Material2 : Nylon ModelNumber : R8-ZZ NumberOfItems : 4 PartNumber : R8-ZZ ProductDescription : Product Type:Deep Groove Ball Bearings Type:R8 ZZ Inside Diameter:1/2 inch Outside Diameter:1-1/8 inch Width:5/16 inch Seal:ZZ (metal seal) Color:Silver (Shown As Images) ProductSiteLaunchDate : 2021-10-09T03:11:44.408Z Size : 8x50x12mm SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31171500