Smalley Mfg. Co. Season Metering Hopper- 1.7 Cu. Ft. Stainless steel construction. Ribbon blender: 6 in. dia. x 17 in. L. Screw auger: 2 in. dia. x 44-1/2 in. L. Features a flip-top lid with a 12 in. L x 11 in. W guard screen. Guard opening dimensions: 3 in. L X 3 in. W. Syntron Electirc rotary vibrator. Gast Air Reversible Motor, Model: 4AM-FRV-13C, weight: 9 lbs, drives a 4 in. dia. 4- vane disc. The Gast air motor's non-electrical operation reduces the possibility of explosion from igniting flammable gases. Boston Gear Drive. Overall dimensions: 55 in. L. x 26 in. W. x 59 in. H.