Blue Bowl Plumbed, Leg Levelers and Stacking Classifiers with Free Junior Snuffer Bottle and 1oz Glass VialThis BLUE BOWL package, including a pre plumbed pump, makes easy work of what would take hours, and does a more thorough job of removing the black sand from the gold dust. Excellent for fine gold recovery. The unit can be used at home with a simple garden hose, or in a field using a 12 volt battery powered pump. The blue bowl concentrator kit with pump is completely portable, weighs 3 pounds, and comes with wire legs and valve assembly so there are