1、Aluminum alloy material, it has beautiful appearance and reasonable design. 2、This guide rail has high sliding table stiffness and low thermal deformation 3、Ideal foundation for combined machine tools and automatic lines. 4、Used in linear reciprocating applications, suitable for the automation industry 5、The effective stroke is 100mm and it has 1204 model screw rod Features: 1. Aluminum alloy material, it has beautiful appearance and reasonable design. 2. This guide rail has high sliding table stiffness and low thermal deformation 3. Ideal foundation for combined machine tools and automatic lines. 4. Used in linear reciprocating applications, suitable for the automation industry 5. The effective stroke is 100mm and it has 1204 model screw rod Specification: Condition: 100% Brand new Material: Aluminum alloy Effective Stroke: 100mm Screw Rod Model: 1204 Screw Rod Diameter: 12mm Turn the Motor Once(mm): 4mm Motor: 57 Motor Package List: 1 x Guide Rail(with 57 motor)