Ventrac model 39.55118 is the HQ682 Tough Cut Brush Mower attachment, built for mowing high grass, thick weeds, and heavy brush. It features a large baffled front opening, three heavy-duty counter-rotating blades, and a flip-up deck design for easier servicing, blade changes, and cleaning. With a 68-inch cutting width, it’s designed for rough mowing in demanding vegetation.