Specification Brand : Vvikizy BulletPoint1 : Made of Strong Bearing Steel: Our bushing bearing is made of sturdy bearing steel, low noise and long life. BulletPoint2 : Double Seal Design: This linear motion bearing is double sealed to prevent impurities from entering and save lubricant. BulletPoint3 : Suitable for Small Hobby Projects: These bearings are very suitable for small hobby projects such as 3D printers, engraving machines, etc., especially for shaft/rod projects with a diameter of 10mm. BulletPoint4 : Moderate Size: The bearing inner diameter is 10mm, the outer diameter is 19mm, and the height is 29mm. The size is small and moderate, and it is easy to carry. BulletPoint5 : Our linear motion bearing is easy to install and has stable performance, making it an ideal choice for DIY enthusiasts. Color : Multiple Colors ExteriorFinish : Aluminum ExternallyAssignedProductIdentifier : 7596318825990 ExternallyAssignedProductIdentifier1 : 0769902717378 ExternallyAssignedProductIdentifier2 : 769902717378 FinishType : Silver IncludedComponents : See the Description ItemName : 8pcs Linear Ball Bearings, LM10UU 10mm Linear Motion Balls Bearing Bushing Double Side Rubber Sealed Rod Liner Shaft Parts for 3D Printer CNC Parts ItemPackageDimensions_Height : 3 centimeters ItemPackageDimensions_Length : 9 centimeters ItemPackageDimensions_Width : 8 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-ball-bearings Manufacturer : Vvikizy Material : Material,Metal,Rubber MeasurementSystem : Metric MetalType : Aluminum ModelName : Vvikizyu8ca34o2ht ModelNumber : Vvikizyu8ca34o2ht NumberOfItems : 1 NumberOfPieces : 1 PartNumber : Vvikizyu8ca34o2ht ProductDescription : Specifications: Type: LM10UU Material: Bearing steel Inner Diameter: 10mm / 0.39 inch Outer Diameter: 19mm / 0.75 inch Height: 29mm / 1.14 inch Quantity: 8pcs Package Includes: 8 x Bearings