Features 1、Made of high quality aluminum with durable construction. 2、High precision, exquisite craft, smooth surface. 3、Long life, low coefficient of friction, high versatility. 4、Linear motion, with a small frictional resistance. 5、Suitable for NEMA 23 motor and the effective stroke is 150mm/5.9inch. Specification Features: Made of high quality aluminum with durable construction. High precision, exquisite craft, smooth surface. Long life, low coefficient of friction, high versatility. Linear motion, with a small frictional resistance. Suitable for NEMA 23 motor and the effective stroke is 150mm/5.9inch. Specification: Material: Aluminum Sliding Rail Width: 40mm / 1.57inch Effective Stroke: 150mm / 5.9inch Rated dynamic load: 56 Rated static load: 60 Screw Size: M4 Suitable for: NEMA 23 motor Weight: 1396g / 49.2oz (approx.) Package list: 1 * Sliding Table Package List