When you are ready to set the gap it is very easy to adjust the position of the rollers for the Barley Crusher. First, loosen the two screws on the back of the mill with a phillips head screwdriver. It will only take about a quarter turn on these screws to free the rollers. After loosening the screws, just turn the knobs on either side of the mill to adjust each side of the roller gap.
Barley Crusher Grain Mill 15LB Hopper: The Barley Crusher is a high quality grain mill constructed using materials that will last a lifetime. It features 1018 Cold Rolled Steel for the rollers, 6061 Aluminum for the mill body and hopper, tool steel for the axles with Oil Impregnated bronze bushings.