Build Your Own Gold Rocker Box Sluice Plans DIY Prospecting Mining Equipment This is a great Rocker Box design You will build your own using my plans It will be 42quot high and 18quot wide when youre done Very simple and effective design I will mail you hard copies on 8 12 X 11 paper All plans are designed by Ben Stone . Read More. Gold Rocker Box Plans Plans To Build Shoe Storage Bench. .