MGN12H Linear Guide Rail – 0.5M is a linear rail used for 3D printing, CNC machine PCB/IC assembly, etc. This guide rail is to be used with MGN12H rail block. The rail is used for smooth and precise linear motion. Fit for: Semiconductor manufacturing equipment, printed circuit board IC assembly equipment, medical equipment. Also used in machine arm, precision measuring instruments, office automation equipment, and other small linear sliding devices. Features: Good quality. Strong and durable. The tool is simple and easy to use. Beautifully designed. Professional and technical. The slider could easily and lightly move. With a steel ball holder/retainer. Package Includes: 1 x MGN12H Linear Guide Rail 1 x MGN12H Linear Block SKU: PGI-00503365 Category: 3D Accessories