Specification Brand : AMI Bearing BulletPoint1 : STABLE AND : LM30UU linear cylindrical motion ball bearing with 30mm inner diameter, 45mm outer diameter, and 64mm length. BulletPoint2 : EXCELLENT BEARING STEEL: Special heat treatment process with high hardness, wear, and for long service life. BulletPoint3 : LOW NOISE, HIGH PERFORMANCE: Features low noise, high rotational speed, accuracy, low friction, and good rotational performance. BulletPoint4 : ACCURATE LINEAR MOTION: Provides accurate low friction linear motion, widely used in 3D printers and CNC machines. BulletPoint5 : GLOSSY FINISH: Seamless appearance with no burrs or gaps, Secure to use without scratching accessories or hurting hands. Color : One Color ExternallyAssignedProductIdentifier : 7635658194400 ExternallyAssignedProductIdentifier1 : 0808250101726 ExternallyAssignedProductIdentifier2 : 808250101726 IncludedComponents : No ItemName : B6-20 - AMI - 1-1/4" Normal Narrow Width Set Screw Bearing Insert - Factory New ItemPackageDimensions_Height : 1 centimeters ItemPackageDimensions_Length : 3 centimeters ItemPackageDimensions_Width : 2 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : insert-bearings Manufacturer : AMI Bearing ModelNumber : AARTERZZA NumberOfItems : 1 PartNumber : B6-20 ProductDescription : THIS LISTING IS FOR 1 PIECE: B6-20 - AMI - 1-1/4" NORMAL NARROW WIDTH SET SCREW BEARING INSERT - UPC: 0808250101726 - FACTORY NEW ProductSiteLaunchDate : 2017-02-22T15:08:00.176Z Size : One Size UnitCount : 1 UnspscCode : 31161500