Features 1、High accuracy linear motion, low coefficient of friction. 2、Generally used in linear reciprocating applications, suitable for automation industries. 3、Made of high quality aluminum alloy material, durable with long lifespan. 4、100mm effective travel, come with 16mm ball screw and Nema23 stepper motor. 5、Accurate manufacturing, high positioning accuracy, stable performance. Specification Features: High accuracy linear motion, low coefficient of friction. Generally used in linear reciprocating applications, suitable for automation industries. Made of high quality aluminum alloy material, durable with long lifespan. 100mm effective travel, come with 16mm ball screw and Nema23 stepper motor. Accurate manufacturing, high positioning accuracy, stable performance. Specification: Material: Aluminum alloy Effective Travel: Approx. 100mm / 3.9in Ball Screw Model: 1605 Ball Screw Diameter: Approx. 16mm / 0.6in Package List: 1 x Sliding Table 1 x Nema23 stepper motor Note: Please note that the new type and old type of this product will be sent randomly and make sure you will not mind before ordering. Package List