Specification Brand : Marhynchus BulletPoint : Ball Bearings / Radial Ball Bearings / Deep-Groove Ball Bearings BulletPoint1 : [Double Sealed Design] Double sealed to prevent entering and save lubricant, ensuring durability. BulletPoint2 : [Brand New] Brand new and , made of bearing steel for low noise and long service life. BulletPoint3 : [Wide Application] for small hobby projects with 6mm shaft/rod, such as 3d printers, cnc machines, and more. BulletPoint4 : [Easy Installation] Great for diy enthusiasts, hobbyists, and professionals alike for smooth linear motion. BulletPoint5 : [Precise ] With a 6mm inner diameter, 12mm outer diameter, and 19mm height, suitable for 3d printers and engraving machines. Color : One Color ExternallyAssignedProductIdentifier : 7341571329361 IncludedComponents : No ItemName : LM6UU 6mm Linear Motion Ball Bearing Bushing, Bearing Steel for 3D Printer CNC Parts, Pack of 8, Double Sealed, Great for 6mm Shaft Projects ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 7 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-ball-bearings Manufacturer : Marhynchus Material : Aluminum ModelNumber : Marhynchusmcf6xtdy03 NumberOfItems : 1 PartNumber : Marhynchusmcf6xtdy03 ProductDescription : Specifications: