50" Folding Aluminum Sluice BoxDescription: This folding sluice box is ideal for packing into tight locations. Only 8. 4lbs and folded up it is only 15" x 9" x 5" a great fit for almost any backpack. Hike up into the mountains or out into the forest, locate your favorite gold site and start processing materials. Set up takes only minutes and is very easy. This sluice is designed to catch all sizes of gold. At the top of the sluice there is V grooved indicator mat to help determine