Whitecap Chain & Rope Deck Pipe 3-7/8" x 2-1/2" OpeningThe Whitecap Chain & Rope Deck Pipe is a rugged, corrosionresistant rope management solution built for marine decks. Crafted from 316 stainless steel, it withstands saltwater environments while keeping lines neatly organized on boats, docks, and waterfronts. Material: 316 stainless steel for superior corrosion resistance in saltwater environments Opening Dimensions: Inside diameter 3 7 8" x 2 1 2"; flange 4 1 8" x 2 7 8" Rope Capacity: Accepts rope up