This pack contains the standard slurry drag hose/scate booms with adjustable work widths: Bomech Trac-Pack Category: Slurry Tools Price: $62,000 Working width: 18.0m Working speed: 20 kph Section Control: 18m, 15m, 9m Foldable to: 18m, 15m Bomech Multi Profi 21/15 Category: Slurry Tools Price: $69,500 Working width: 21.0m Working speed: 16 kph Section Control: 21m, 15m, 9m Foldable to: 21m, 15m Bomech Multi 4XL Category: Slurry Tools Price: $104,000 Working width: 30.0m Working speed: 16 kph Section Control: 30m, 24m, 15m, 7.5m Foldable to: 30m, 24m Controlled with mouse keys.