Specification Brand : Walfront BulletPoint1 : 1Pcs 1-3/4 Inch Diameter, Grade 50, Chrome Steel Ball BulletPoint2 : New: A brand-new, unused, unopened, undamaged item in its original packaging (where packaging is applicable). Packaging should be the same as what is found in a retail store, unless the item was packaged by the manufacturer in non-retail packaging, such as an unprinted box or plastic bag. BulletPoint3 : Advanced technology: The product adopts injection molding technology, with smooth surface, and long service life BulletPoint4 : Advanced technology: The product adopts injection molding technology, with smooth surface, and long service life BulletPoint5 : Convenient: The handle outer diameter is 40mm which is convenient to install and remove, good replacement for the old one Color : One Color DriveSystem : Star ExteriorFinish : Black ExternallyAssignedProductIdentifier : 5606383155327 ItemName : 1Pcs 1-3/4 Inch Diameter, Grade 50, Chrome Steel Ball ItemPackageDimensions_Height : 4 centimeters ItemPackageDimensions_Length : 11 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemShape : Square ItemTypeKeyword : ball-screws Manufacturer : A HAPPY STORE Material : Other MetalType : Brass ModelName : YWBL-WHo1vyf8n3iw-03 ModelNumber : WALFRONTht1752ei34-11 NumberOfItems : 1 PartNumber : 3 ProductDescription : 1-3/4 Inch Diameter, Grade 50, Chrome Steel Ball 62 to 66 C Hardness, 0.00005 Inch Diameter Deviation, 0.000025 Inch Sphericity ProductSiteLaunchDate : 2023-11-07T10:26:42.350Z Size : CM10*40 (through hole) UnitCount : 1 UnspscCode : 31161500