Features. SFU1605 ball screw adopts high-quality materials, with long service life, high rigidity, and good transmission reversibility. Stable Welding Performance. The length of the ball screw is 500mm/19.69in, the surface is bright, and the welding performance is accurate. Product Efficiency is High. The ball screw has high positioning accuracy, good repeatability and high conversion efficiency, making your work more efficient. Long Lasting. SFU1605 ball screw is more wear-resistant, greatly extending the service life of the ball screw, and the service life is increased several times. Customer Service. We strive to provide you with the best quality products and the best customer experience, if you are not completely satisfied, please feel free to contact us., Weight: 3.50094072056 pounds, Manufacturer: Fafeicy