Description:

Metal 3d printer-- suitable for linear motion and positioning. widely used in 3d printer, cnc, milling machine.. Synchronous belt pulley-- works closely with the synchronous belt for more smoothly transition and more stable drive.. Synchronous pulley for belt-- accurate transmission, without slipping at work, having a constant gear ratio, useful and reliable.. Synchronous belt wheel-- practical and professional design with high transmission efficiency, energy-saving effect.. Synchronous wheel-- side screw mounting hole, easy to install, simple to use, bring much convenience to you..