Camco Rhino RV Sewer Hose Drain Support [43071]Rhino RV Sewer Hose Drain Support The Rhino Adjustable RV Sewer Hose Support Kit is an adaptable sewer hose support that elevates your sewer hose to keep waste moving downhill. It features 6 independent troughs that cradle the sewer hose to keep it in place, can be adjusted for height, and can be set up to make turns to avoid an obstacle or go over a curb. The legs of the Sewer Hose Support Kit can be staked into the ground for added stability, but