This Sea & Sea O-Ring Set is for the Sea & Sea MDX-D300s housing for the Nikon D300s digital camera. The o-ring, resembling a thick rubber band, is designed to establish a watertight seal when going underwater.
Made of elastomeric material and manufactured to the precision tolerances required to hold a pressure seal on your housing, it provides the means by which a watertight seal is formed.
UPC: 752221621471