An optional gooseneck hitch allows the Pitbull commercial-grade portable screeners to be towed to jobsites. The Pitbull features heavy-duty suspension, street-legal trailer lights, and electric brakes. Curb weight is 13,140 pounds. Hydraulic leveling jacks easily convert the screener into operating mode, and it is ready to start screening material within minutes. Other upgrades include a thicker, heavy-duty conveyor belt and Sauer-Danfoss hydraulic controls.