marine gearbox,marine gear box,marine gear reducer,gearbox • rated rev(r/min): 1000-2500 • reduction ratio: 2:1-6:1 • power:39kw-97kw • max. 136hp at 2500rpm • center distance(mm): 170 • net weight(kg): 240 control mode: push-pull cable, electrical-controlled. • hs code: 8483490 • trademark:WL • mode:MB170 • standard:international • origin: China