Specification Brand : HJCMOONB BulletPoint : Bearings Color : One Color ExternallyAssignedProductIdentifier : 9029048774972 ItemName : HJCMOONB 5pcs Linear Bearing Slides, Type SBR12UU, SBR16UU, SBR20UU, Length 12/16 / 20mm,mainly Used for CNC Parts, 3D Printer Parts, Precision Machine Tools(5PCS 12MM CASE) ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 1 centimeters ItemPackageDimensions_Width : 1 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : magnetic-bearings Manufacturer : HJCMOONB ModelNumber : HJCMOONB NumberOfItems : 1 PartNumber : HJCMOONB ProductDescription : Bearings Made from high quality aluminium alloy, low friction, reliable structure, high load-bearing capacity, high running accuracy over long distances and long service life Models: SBR12UU, SBR16UU, SBR20UU, length 12 / 16 / 20mm, unit ratio: 1 inch = 25.4mm For 3D printers, for printing machines, electronic equipment, food machines, packaging machines, medical machines, textile machines, equipment, robots, tools, machines, machine tools, precision equipment for the automotive or special machinery industry. Sliding units with aluminium housings, shafts and aluminium guides to prevent deflection. These are complete sliding unit systems that can be clamped simply and with high precision by means of bolts. The support rail unit provides maximum stiffness and rigidity for the shaft over the entire stroke and ensures the performance of the unit. Shipping list: 5x linear ball bearings ProductSiteLaunchDate : 2025-05-14T08:05:43.918Z Size : 5PCS 12MM CASE UnitCount : 1