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Three blade or four blade fans are available. The spout rotation is controlled by a hand crank or hydraulic cylinder kit, depending on the model. The spout deflector is controlled by a 6-position manual adjustment or with a hydraulic cylinder kit. The manual adjustment does not require tools. Hydraulic spout rotators and deflectors are stan- dard on the YC1080C and YC1080D, which are available with 7' or 10' extended spouts for truck loading. [2] [1] [3] [1] Adjustable and replaceable skid shoes