This Is A Fine Gold Recovery Mini Sluice Box Made by Martin Prospecting with The Gold Stop Mat , Leg Kit and valve to 

smooth the water flow. legs fold up and slide gives you a 2 1/2" fall over all

legs are 7" and 9 1/2" tall

 all you need is a water hoes or a 200 GPH Recirculating  pump and some pay dirt 

24" x 4 " 3 lb