Silver Plated British Boatswain's Pipe with Chain The Silver Plated Boatswain's Pipe has a beautiful naval emblem of one side and the other side is plain. Our Silver Plated British Boatswain's Pipe is 5 inches (12.7 cm) long comes complete with a 40-inch (1 meter) chain The Silver Plated Boatswain's Pipe with chain weighs 1.9 ounces (54 grams). Instructions for use are included.