Auger Feed Hopper. Stainless steel. Screw auger: 9 in. Allen Bradley 1336 Variable Speed Control. Auger diameter: 5.5 in. Auger shaft: 2 in. dia. Pitch thread: 5.75 in. Motor: 3 hp, 230/460 V. Gear reducer: 11.44:1. Hopper: 5 ft. L x 3 ft. W x 30 in. H. Product volume approx: 25 cu ft. With VFD, auger turns 0-150 rpm. Each rpm dispenses about 100 cu in. product. Overall dimensions: 10 ft. L x 4 ft. W.