Ariens 851003 is a Mammoth™ 48-inch plow blade attachment designed for use with Ariens Mammoth snow-removal machines, providing a straight-blade option for pushing snow and slush during commercial snow work. It’s sold by dealers as an attachment unit (often described as a “48” blade for Mammoth”), with setup focused on quick attachment to the Mammoth platform. (ism.ariensco.com)