1、Smoothly Movement: The slider slides smoothly at high speed on the linear guide, suitable for high speed movement 2、Low Loss: This kit greatly reduces the driving power required by the machine, and can significantly reduce the power consumption of the machine 3、Good Replacement: This kit is perfect replacement parts for 3D printer or CNC accessory, easy to install and has stable performance 4、Corrosion and Rust Resistance: The kit is made of excellent bearing steel, which is corrosion resistant and can effectively resist rust in harsh environments 5、Wide Application: This kit is suitable for medicine equipment, precise measuring equipment, automation equipment, precise machine tool equipment, etc.