For sale is a Accu-Feed Auger Unit for use with injection molding and similar machines. 1-1/4" Diameter auger. 2-1/4" X 2-1/4" Interior cross section of auger housing. Equipped with Dayton 35:1 ratio DC gear-motor and hopper. NOTE: The hopper that comes with this auger unit does NOT HAVE the intermediate pieces that attach it to the auger section. Please review the photographs, and do not hesitate to ask me any relevant questions regarding this item.