The Next Generation Bw120 Ad-4, Establishes The "benchmark" For All Other Competitive Rollers To Measure Up To. Combining Compact Size And High Maneuverability With Heavy Tandem Roller Features The New Bw120 Ad-4 Delivers Outstanding Performance. This New Model From BOMAG Features More Performance, Increased Productivity, Improved Safety Details And Unsurpassed Operator Comfort. Slanted Drum Support Legs With High Curb Clearance, Afford Unobstructed View Of The Drum Edges, Minimal Lateral Offset And The Ability To Work Closely To Obstructions And In Confined Areas. The Two Position Throttle Detail Offers Dual Vibration Frequencies, Providing Maximum Compaction Results On A Wide Range Of Applications And Material Types.