Mirror-finished stainless steel construction, for a sleek appearance and to suit today's modern watercraft. When not in use, the vertical mount removable rod holder can easily be removed. It is durable, high-quality, heavy-duty units with solid cast frames for superior corrosion resistance and durability. It is easy to install, mounting bracket requires countersunk screws, a rubber inserts to protect your fishing rod from any wear against the stainless surface. The base of the rod holders closes around a cast stainless steel drain tail. The closed-bottom with drain tail design allows for guided drainage to help protect the inside of your boat. Dimensions: 1-1/2” Liner I.D., 4 x 3/4” Mount Bracket, 8-1/2” Tube Length.