Specification AgeRangeDescription : adult Brand : QXCIVR BulletPoint1 : Finish and straightness: the surface of the linear guide rods is treated with special grinding and hard chrome plating techniques and then polished. The surface is smooth, no cracks or even bubbles. BulletPoint2 : Hardness: Steel, chrome plated (10um-20um). BulletPoint3 : Accuracy: Diameter 10 m, tolerance -0.005 mm to -0.03 mm (7.995 mm-7.97 mm), length 300 mm, tolerance ±0.5 mm (599.5 mm-600.5 mm). BulletPoint4 : Humanisation: chamfered ends for easier installation of linear bearings, no finger injuries during installation. BulletPoint5 : 4/2 pieces 12 mm x 800 mm linear motion axes. Color : 5mm ExternallyAssignedProductIdentifier : 8238562892456 ItemName : QXCIVR Linear axis 1pcs Linear Rail Shaft Rod Cylinder Optical Axis 45# Steel OD 4/5/6/7/810/12/13/14/15/16/17mm x 100-500mm(5mm,500mm) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : stainless-steel-rods Manufacturer : QXCIVR Material : steel ModelName : QXCIVR ModelNumber : QXCIVR NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : QXCIVR ProductDescription : linear axis 1pcs Linear Rail Shaft Rod Cylinder Optical Axis 45# Steel OD 4/5/6/7/810/12/13/14/15/16/17mm x 100-500mm ProductSiteLaunchDate : 2024-08-28T02:08:59.458Z Size : 500mm UnitCount : 1 UnspscCode : 52140000