Whitecap's Hawse Pipe keeps the gunnel clean and flush. The opening allows a rope to be attached to a cleat or anchor located in the cockpit. Hawse pipes are also used as handholds on swim platforms. Made from durable cast 316 stainless steel for high endurance in marine elements. 2-1/2" W x 5-1/2" L. Requires four #10 fasteners (sold separately).