Cover plates improve distribution of material across the entire width of shoe augers. Ideal for small grains. Install one or two cover plates on the first concave and one on the 2nd and 3rd if required. Comes complete w/mounting hardware. Fits Case-IH 1680, 1682, 1688, 2188, 2388, 2577, 2588, 5088, 6088, 7088 series.