The Marshalltown 1620MP Mortar/Plaster Mixer with 13 HP Honda Gas Engine and 16 Cubic Ft. Mixing Capacity creates batch-a-minute results without excessive buildup. This unit features a steel structure and a 6/2 paddle system with 6 oversized drum scrapers and 2 end scrapers for thorough mixing and minimal drum cleanup. An aggressive mixing system has adjustable steel and rubber blades for a smooth, even mix. The square shaft paddle is designed for minimal slipping and high efficiency. The hydraulic direct drive features hydraulic controls on the front of the mixer. The heavy-duty drum grill includes a bag splitter. The large drum capacity is perfect for jobs of any size. The high speed tow kit features a U-style spring suspension ram dump mechanism that hydraulically tilts the drum for effortless dumping. For convenience and safety, the reversible paddle direction allows the paddle to rotate in the opposite direction to help break free from a jam. Tires: 25in. Discharge height: 23in. Paddle rotation: 30 RPM. Batch size dry: 4 bags. Drum volume: 16 cu. ft. Hydraulic reservoir: 2.5 gallons.