MUST SEE! UnderFlow River Sluice with Classifier, Gold Collection System

www.grumpyprospector.com - ENJOYING the day in the Colorado Rockies. Demonstrating the "UnderFlow" River Sluice, This is pre production prototype I used for fine tuning the Production line. The Production lines will be the best, most efficient Gold Collection System available to the public to date! Many System choices available near late March 2012. Check us out at www.grumpyprospector.com