Specification Brand : HARFINGTON BulletPoint : MGN MGN12 MGN15 MGN7 MGN9 miniature linear rail slide linear guide MGN12H carriage BulletPoint1 : Size - 8mm x 100mm (D*L). High precision with a tolerance of 0.005mm. Hardness up to 60-64 HRC. High straightness, ≤0.5/1000μm. BulletPoint2 : Material - Made of quality steel, chrome-plated surface for durability and corrosion resistance. Mirror-polished for a smooth surface. BulletPoint3 : Feature - Provides low friction and high precision motion, ensuring smooth and stable linear movement while reducing wear and ensuring accurate positioning. BulletPoint4 : Application - Use with linear support blocks and enclosed sliders. Suitable for 3D printers, CNC machines, robots, automated machinery, molding machines, engraving machines, etc. BulletPoint5 : Note - Easy installation with chamfered ends to prevent fingers from getting hurt during installation. Color : Black ExternallyAssignedProductIdentifier1 : 0708310785319 ExternallyAssignedProductIdentifier2 : 708310785319 IncludedComponents : Screw ItemName : HARFINGTON 2pcs Linear Motion Rod Shaft Guide 8mm x 100mm Steel Chrome Plated Smooth Hardened Rod High Precision Linear Motion Shaft Linear Rail for 3D Printer DIY Tools ItemPackageDimensions_Height : 12.5 centimeters ItemPackageDimensions_Length : 0.7 centimeters ItemPackageDimensions_Width : 9.8 centimeters ItemPackageQuantity : 1 ItemShape : Hexagonal ItemTypeKeyword : linear-motion-guides Manufacturer : HARFINGTON Material : Alloy Steel ModelName : Gugxiom62x5pz4kew-11 ModelNumber : Gugxiom62x5pz4kew-11 NumberOfItems : 1 PartNumber : hta230818hh000437 ProductDescription : Made of quality steel, chrome-plated surface for durability and corrosion resistance. Mirror-polished for a smooth surface. Provides low friction and high precision motion, ensuring smooth and stable linear movement while reducing wear and ensuring accurate positioning. Use with linear support blocks and enclosed sliders. Suitable for 3D printers, robots, molding machines, engraving machines,DIY Tools, etc.