The model 5100 delivers superior water pickup even on tight turns, leaving floors clean, dry, and safe. Capacity of 8 gal/30 L solution and recovery tanks. Adjustable brush or pad pressure from 0-95 lb/0-43 kg for maximum scrubbing performance. The patented Speedlock feature makes brush or pad changes easy with a touch of a button. Optional Extended Scrub™ recycling system and off-aisle wand options available.