Used Patterson-Kelley 16/8 Quart Blend Master Lab Blender. Maximum material density rating 200 pounds a cubic foot. Unit consists of (1) 16 quart plexiglass body with approximate 9" diameter charget port and (1) 8 quart plexiglass body with 7" diameter charge ports. Driven by a 1/3hp, 1/60/115/230 volt, 1725 rpm motor. Has plexiglass guard. Serial# C416456.