Monster Mill MM2 2-Roller Grain Mill | MoreBeer
Description. A complete kit that includes the Monster MM2 mill and hopper, with or without the extension. Monster mills are known for being great quality, top of the line, homebrewing mills. The mill itself consists of a 6061 aluminum block frame with two 6" long, 1.5" wide steel rollers riding on SAE 841 oil impregnated bronze bushings.