characteristic： 1、Parallel Helical Gear Units are designed for continuous duty under difficult operating conditions. 2、Gears are carburized to a hardness of 58 - 62 HRC for durability. 3、Gearcase and flanges of high strength gray cast iron . 4、Foot mounted, flange mounted, foot/flange mounted, shaft mounted, flange.mounted with hollow shaft, or shaft/flange/foot mounted. technical data ： input power： 0.18KW-90KW output torque： 190N.m-11550N.m transmission ratio： 4-154