3D Printer Mini Linear Rail Guide, Type:MGN7R Bearing Steel

1. 1. Made of stainless steel or bearing steel, it is of high hardness and long durability. 2. Slider lubrication setting, lubricating oil can be easily filled into the oil port. 3. Low friction coefficient, smooth motion, high positioning accuracy. 4. It can bear load from every direction, and has good strength and high accuracy. 5. Widely used in automatic equipment, precision measuring equipment, and many other machines that require precision linear motion.