Fishing Rod Holder (Holds 3 Rods) Aluminum, 3 Link Tube Aluminum 3 Rod Rack, Suit Boats & Yacht ( Blue) Specification Material : Aluminium Color : Blue Width : 11-12 inches (290mm) Height : 8-23 inches(220mm) Mounting hole to hole : 5-910 inches(150mm) The distance between tube's center : 5 inches(127mm) I.D.:37mm Feature 1.these flush mount rod holders are excellent fit and finish make it easy to install and enhance the appearance of any boat. 2.Good fishing tool that free your hands, enabling you to troll your lures at a specific depth with over length. 3.The design of 3 link saves more space,so you can take care of 3 fishing rods at the same time.