Used 50 cu ft carbon steel paddle blender. 20 HP drive through gear reducer. Closed top with 20" x 20" hinged hatch. Outer ribbon is 40" in diameter with a 3" diameter shaft. Mixing chamber is 72" long x 40" wide x 53" deep for a total volume of 80 cu ft. Overall Height with legs is 82". Has a 3.5" center discharge. Last mixing 4500 lbs of product. Requires 230/460V, 3 ph electrical supply.