Single Drum Vibratory Roller Hydraulic vibration system, double-frequency and double ... linear load 425 N/cm JZZ20 Compactor, road roller9.5ton Single DrumVibratory Road Roller1,The water-cooled ?Engine,chosen from SDEC ... , MIDDLE EAST, EASTERN ASIA AND AUSTRALIA. JZZ20 Road Roller (Compactor),Single-drum Vibratory Roller, Drum width 2178mm