By Katie Weiler, Managing Editor | September 28, 2010

HypacDesigned for rental, the C840C single-drum vibratory roller series includes the 22,928-pound C840C, a smooth-drum model; and the 25,089-pound C842C, which features 150 individual contact pads for excellent performance on cohesive soils. Both rollers feature 144-hp Perkins water-cooled diesel engines and fully hydrostatic travel and vibration drives. They offer dual amplitudes and operating frequencies of 2,160 and 1,800 vpm.