Sea&Sea O-RING SET FOR MDX-5D Mark III/DX-D50/-350D/-D200/-D80 / Z6/7 / EOSR

This Sea & Sea O-Ring Set is for the Sea & Sea MDX-D7D housing for the Canon 7D digital SLR canmera. The set includes the body o-ring for the housing. The o-ring, resembling a thick rubber band, is designed to establish a watertight seal when going underwater.