... Iron Gearbox Reducer 2.Model: WPEKS40-250,Ratio: 1:200-1:900 3.ISO9001,Warranty-1year 4.Delivery on time WPEKS gearbox ... reducer TypeWPEKS gearbox reducerSize40/70--155/250Ratio200.300.400.500.600.800 ... with lower noise3,High heat-radiating efficiency,elegant shape,durable service life 4,Suitable for omni-bearing installation 5.Low noise ...