Specification Brand : LJQDD BulletPoint1 : 1. Stainless steel linear optical shaft guide bearing linear movement BulletPoint2 : 2. Bearing pillow block, sliding smoothly. Low noise. BulletPoint3 : 3. The perfect combination of main shaft bearing guide rail and aluminum alloy bracket makes the original guide rail stable BulletPoint4 : Humanization Design:Chamfer on both ends, easier to install linear bearings and won't hurt fingers when installing it BulletPoint5 : We can customize the linear rail, including the length and end processing, please tell us if you need. We provide full range of different diameter of the linear rail shaft rod: 5, 6, 8, 10, 12, 13, 14, 16, 20, 25, 30, 35, 40, 50mm and so on. Color : One Color Department : Unisex Adult ExternallyAssignedProductIdentifier : 9455661904753 IncludedComponents : Linear motion rod ItemName : Linear Sliding Guide and Carriage Slider MGN9 100mm-800mm Linear Rail +MGN9H Block(600mm) ItemPackageDimensions_Height : 10 centimeters ItemPackageDimensions_Length : 10 centimeters ItemPackageDimensions_Width : 10 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-motion-guides Manufacturer : LJQDD Material : Metal ModelName : LJQDD ModelNumber : LJQDD NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : LJQDD ProductDescription : 1. Low friction bearing rail and steel block, durable. 2. There are two rubber plugs on each side of the rail to prevent the slide from falling out. 3. The slide block is used in combination with the guide rail, and the internal linear bearing ensures smooth sliding.