The 20 to 22.5 Ton Pro Series Dual Tandem Trailers are for Dump Trucks with dozers, excavators, loaders and other heavy equipment. These trailers also feature Low Profile pierced frame and 4 I-Beam Construction for a second to none high strength trailer. ABS air brakes providing plenty of stopping power for professional contractors. Standard EZ up and EZ down Bi-Directional Spring Assist self cleaning ramps or Hydraulic Ramp options are available for including for paving trailers.