The Simonsen BFT8424STRTA has a 10x13x10 auger system with large trap openings and steep slopes. Unloading speed is up to #3500 per minute. The rotating vertical auger allows for filling of multiple compartments without repositioning. The hopper, auger tube, auger flightings, slide gates, and slide gate guides are stainless steel. Available in many combinations including tarps, split compartments, side heights, trailer lengths and power sources.