Single Drum Vibratory Roller Hydraulic vibration system, double-frequency and double amplitude. ... SERIES, MULT-FUNCTION ASPHALT CONCRETE PAVER SERIES, VIBRATORY ROLLER SERIES, PNEUMATIC ROLLER SERIES, VIBRATORY ROLLER SERIES. WE SINCERELY INVITE THE COMPANIES AND FRIENDS ... AFRICA, MIDDLE EAST, EASTERN ASIA AND AUSTRALIA. JZZ20 Road Roller (Compactor),Single-drum Vibratory Roller, Drum width 2178mm