This 4 Link Fishing Rod Holder is made of Grade Aluminium with Rubber Insert. For sleek appearance and to suit today's modern watercraft. The design of 3 link saves more space,so you can take care of 3 fishing rods at the same time. Specification: Material : Aluminium Color : Sliver Width : 11-1/2" (290mm) Height : 8-1/2"(216mm) Mounting hole to hole : 5-9/10"(150mm) The distance between tube's center : 5"(127mm) Wide Application: - As a Storage for rods, tools accessories. - Free you hands when you're fishing. Features: ?Super light but Heavy Duty?- Made of marine grade 100% Aluminium , Withstand Harsh Marine Conditions , for Longer Service Time. ?Rubber Insert?- To protect your fishing rod from any wear against the aluminium surface. ?Four brackets in one?- Ideal for professional anglers with multiple fishing rods. ?Solid construction? - no moving parts, inside diameter of rod holder tube is 35mm, no sharp edges ?High-Capacity Design?Holds up to 4 rods, practicing multi-rod strategies or sharing with friends.Width: 16-1/2" (420mm) ,Height: 8-1/2"(216mm), Inside diameter of rod holder tube is : 1.37"(35mm). Includes mounting screws. ?Wide Application? - Easy to install and fits any boats, wall, or cars,providing secure storage for all your fishing rods. Package Includes: 1 fishing rod boat holder Listing and template services provided by inkFrog