3D Printer Linear Guide MGN12H Block 12mm Miniature Rail Sliding 100mm-400mm Hot
Rail length: 100mm / 150mm / 200mm/ 250mm / 300mm / 350mm / 400mm. Miniature Rail Sliding Block CNC 3D Printer. This is because our carriage may not be a perfect fit to another factories rail. Its best to get rail and carriage as a set.