... 2.High Strength,Compact Dimension Plastic reducer/gear motor with high quality/(PVC, PP, PE, PA, ... Standard Modular DesignedThe products are easily connected with and driven by different types of motors or ... iron. Gears and shaft gears are finished with gas carburizing process and precise grounding to ... last as long as up to more than 25,000 hours. Easily-disabled parts include lubricating oil, ...