Specification Brand : akkacm BulletPoint1 : 【Product Type】V Slot 2040; Material:6063 aluminum;Width of slot: 6.2mm;Dimensions: 20*40mm;Length: 350mm;Thickness: 1.5mm. BulletPoint2 : 【High Quality】High-strength European standard aluminum profile, the surface is anodized, Smooth surface without burrs on the edges. BulletPoint3 : 【Sturdy and Well Packaged】Sturdy and strong extruded aluminum,packaged with great film for each aluminum profile so there were no scratches or any other flaw on surface when you received. BulletPoint4 : 【Widely Applications】automation equipment, professional 3D printers, workbenches, lasers, stands, furniture, etc. machinery, fitness equipment, precision printers, automatic cutting machines, etc. BulletPoint5 : 【Package】2PCS 20mm * 40mm *350mm per package+4PCS L joints brackets+1pcs 2.5mm wrench. Color : As Shown ExternallyAssignedProductIdentifier : 8414796182734 ExternallyAssignedProductIdentifier1 : 768434944719 ExternallyAssignedProductIdentifier2 : 0768434944719 ItemName : 2pcs 350mm V Slot 2040 Aluminum Extrusion European Standard Anodized Black Linear Rail for 3D Printer Parts and CNC DIY (13.8inch) ItemPackageDimensions_Height : 43.6118 centimeters ItemPackageDimensions_Length : 6.1976 centimeters ItemPackageDimensions_Width : 6.9088 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : linear-motion-guides Manufacturer : akkacm Material : Aluminum ModelNumber : 2040V-350-2P NumberOfItems : 2 PartNumber : 2040V-350-2P ProductDescription : Application: Grinding machine, milling machines, lathes, drilling machine, and comprehensive processing machines, discharge manufacturing machine, boring machine, line cutting machine, precise measurement instrument,woodworking machinery,handling machine,and the shipping device. ------------------------------------------------- Feartures: Brand New Smooth Movement Low noise Steel material and hardened Case High accuracy and strong durability Pre-drilled holes on the support rail mounts It can move smoothly without deflection minimal wear and low noise, because the high accuracy and strong durability ------------------------------------------------- High-quality Carbon Steel Material Rail width: 20mm Rail length: 1200mm ------------------------------------------------- Package: 2X HGR20-1200mm Linear Guideway 4X HGH20CA Square Type Carriage Bearing Block