Specification Brand : Othmro BulletPoint1 : 8mm Diameter 380mm long Linear Motion Shaft BulletPoint2 : Case hardened for wear resistance BulletPoint3 : Chrome plated for corrosion resistance BulletPoint4 : Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it BulletPoint5 : Round steel shaft for use with linear support blocks and closed type slide units in linear motion applications ExternallyAssignedProductIdentifier1 : 0883432488062 ExternallyAssignedProductIdentifier2 : 0888033425584 ExternallyAssignedProductIdentifier3 : 888033425584 ExternallyAssignedProductIdentifier4 : 883432488062 ItemName : Othmro 8mm x 380mm Hardened Rod Chrome Plated Linear Motion Shaft/Guide 1pcs ItemPackageDimensions_Height : 36.8046 centimeters ItemPackageDimensions_Length : 2.9972 centimeters ItemPackageDimensions_Width : 7.3914 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-motion-guides Manufacturer : Othmro Material : Steel NumberOfItems : 1 PartNumber : OTH191102Z-0090 ProductDescription : The material is chrome plated carbon steel, which is very suitable for linear motion rod. The surface has been chrome plated to enhance the hardness. Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it.