Viper AS510B:  20", 10.5-gallon, pad-assist, pad driver, 31" squeegee assembly, 9-amp chg, 105Ah AGM batteries

AS510B:  20", 10.5-gallon, pad-assist, pad driver, 31" squeegee assembly, 9-amp chg, 105Ah AGM batteries is an automatic scrubbers: fang™ and as series in the Advance, Nilfisk and Viper floor-care range available through A.J. Gates. The listed squeegee width is 31.0 inches. The listed tank capacity is 10.5 gallons.