Keene A52S Super Sluice Box with StandOur Super Sluice Box is the first sluice that allows you to dump unclassified material through the box at much higher volumes than ever thought possible while still retaining fine gold! Not only does this sluice a eat material like no other, it is the easiest and fastest sluice to set up in the world. I can't tell you how many times it took me 20, 30 minutes, even an hour in some cases, walking up and down the river looking for just the right depth of