[4 Pack] MGN12 500mm Linear Sliding Rail Guide with 4pcs MGN12H Linear Bearing Sliding Carriage Block for 3D Printer and CNC Machine

Material:Carbon SteelType:Slide guide railSlide Track:Linear guide railAccuracy level:HLength(Optional):(Approx)500mm/19.685inchPacking list:4 × MGN12H Linear Rail4 × MGN12H Bearing

• Anti-rust Coating Surface: Linear Guide Rail adpots blackening treatment on surface to prevent rusting in long-term use.
• Upgrade 3D Printer: The MGN12 Linear Rail will upgrade your 3D printer,which can improve print quality and carrying capacity greatly.
• Premium Material：The linear bearing is made of heavy-duty bearing steel,which is more durability, high stiffness stiffness,high accuracy,smooth running, low noise than others.Material: Metal.
• Application: This linear motion rail widely use in Ender 3 series/CR10 series 3D printers, large-scale transmission equipments including industrial robots, cleaning equipment and supporting devices, etc.
• Drop Proof Rubber：There are 2 black rubber stoppers on the ends of the linear sliding guideway in case the carriage falls off the rail.