Specification Brand : Agatige BulletPoint : The bearings is made of bearing steel for durability and resistance to rust, corrosion and deformity under heavy loads, and is Shields on both sides keeping lubricant in and contaminants out. BulletPoint1 : Linear motion system - This linear bearing inner diameter is 30mm, outer diameter is 45mm, height is 64mm, a linear motion system for use with cylindrical shafts with infinite travel BulletPoint2 : Small frictional resistance - The bearing ball is in point contaction with the shaft, the operating load is small, steel ball rotates with minimal frictional resistance, resulting in a smoothly motion with high accuracy BulletPoint3 : Bearing steel material - Linear ball bearings is made of premium bearing steel, after special heat treatment process, the service life of the bearing is greatly increased, can save costs for equipment that is difficult to disassemble BulletPoint4 : Replacement - This linear bearing with stable and accuracy performance, is an ideal replacement for the old and damaged parts, linear bearings are part of linear motion systems, often used in conjunction with cylindrical shafts or guideways BulletPoint5 : Application - This round flange linear ball bearings is widely used in electronic machinery, power tools, sports equipment, medical machinery, packaging machinery, food machinery, printing machinery, etc Color : Silver Tone IncludedComponents : No ItemName : Linear Bearing Flange, 2Pcs Flange Linear Bearing Low Operating Load Smoothly Rotation Point Linear Bearing Replacement for Linear Shaft CNC Machine 3D Printer ItemPackageDimensions_Height : 8 centimeters ItemPackageDimensions_Length : 14 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-ball-bearings Manufacturer : Agatige ModelNumber : Agatige6gmnz50fxs NumberOfItems : 1 PartNumber : Agatige6gmnz50fxs ProductDescription : Item Type: Linear Bearing Material: Bearing Steel, Rubber Quantity: 2 Pieces Inner Diameter: Approx. 30mm/1.18in Outer Diameter: Approx. 45mm/1.77in Height: Approx. 64mm/2.52in