Case Construction Equipment offers the DV Series tandem-drum vibratory rollers with engines that deliver 31 to 48 hp. The Case tandem-drum line features high centrifugal forces, dual frequency and a hydrostatic drive that provides traction and smooth performance even on steep slopes. The tandem-drum DV201, DV202 and DV204 (pictured) models range from operating weights of 5,510 to 7,720 pounds, with drum widths from 39.4 to 51.2 inches. Drum frequency on Case DV rollers ranges from 3,180 to 3,720 vpm with centrifugal forces from 4,580 to 8,877 pounds.