Double Arm Mixer Mogul line heavy duty design jacketed trough with vacuum hood, cored shafts with double nobben blades for extra shearing actions tangential shaft design packing glands on shafts Front agitator rated 30 RPM, rear agitator rated 20 RPM. Unit designed for tilt discharge. With top atmospheric cover. Cover has (1) 18" diameter hatch with cover, (1) approx 24" for vacuums. Trough has bolted sides. Trough inside dimensions - 50" wide x 56" long x 36 1/2" deep total capacity is 550 gallon Unit has single end drive, with a chain and sprocket drive Enclosed Gear Drive , serial # A-168 Input Rpm =1750, output rpm=30.36, Pace Maker AC Model 4-2756820 01, 300 HP, 460 va, 3 ph, 60 Hz. Rpm 1785, amps 357.