This aluminum folding sluice box incorporates tried and true design aspects with its elongated 50" run out and large flare opening. Designed to be portable, this sluice has the ability to fold up to just 15 inches tall by 12 inches wide, easily fitting into a backpack or 5-gallon bucket. Plus, the sluice box body is designed to lock rigidly in place when the sluice is unfolded. Ideal for all day hikers, adventurers, and seasoned gold sifters - this is the sluice you need. | Sona Enterprises Folding Aluminum Sluice Box