Goldquest 1400 Impact Mill Gold Rush Trading Post
It's only a matter of loosening up the two nuts to change screens to a coarser or finer screen, double up the screens, or no screen at all. Being at 27/8 x 4 inch, it's a large port. Having the Goldquest 1400 mounted on the tailgate of a truck, and having the discharge fed directly into a Gold Cube will catch all that fine visible gold!