Specification Brand : N/N BulletPoint1 : Model:mgn12H, Length:500mm BulletPoint2 : Slide is attached and can slide smoothly. Mini Petite, convenient to put in and out BulletPoint3 : There are are 2 anti-fall strips on each side of the block, which reduce the situation that the carriage block is stuck during shipping, and makes it lower noise when the carriage block is running on the guide rail. BulletPoint4 : Application to CNC parts, 3d printer parts, semiconductor manufacturing equipment, printed circuit boards, IC assembly equipment, medical equipment, robot arms, and other small linear motion machines, linear motion measurement equipment BulletPoint5 : If you need special length, feel free to ask us ExternallyAssignedProductIdentifier1 : 0784112860348 ExternallyAssignedProductIdentifier2 : 784112860348 ItemName : MGN12H Linear Rail Guide,500mm Linear Sliding Gide with MGN12H Carriage Block for DIY 3D Printer and CNC Machine ItemPackageDimensions_Height : 53.34 centimeters ItemPackageDimensions_Length : 0.635 centimeters ItemPackageDimensions_Width : 5.08 centimeters ItemTypeKeyword : linear-motion-guides Manufacturer : N/N Material : Steel ModelNumber : 1 NumberOfItems : 1 PartNumber : 1 ProductDescription : Model:mgn12H, Length:500mm ProductSiteLaunchDate : 2021-02-26T09:11:10.153Z Size : 500MM Style : MGN12H SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 24102000