The Triple Deck Rod Holder with Large Plate Mount boasts machined anodized aluminum construction and heavy-duty durability. This rod holder system is great for use with planer boards and can be installed on any flat surface. Included are three Multi-Lok Rod Holders with adjustable six angle settings and rotation positions of 360 degrees. This will give you the ability to fine tune the rod placement on your boat. The included Plate Mount allows for the entire setup to be removed when not in use. Each rod holder tube is approximately 10 3/4″ deep and has an outside diameter of 2″. The plate measures 4 3/16″ by 3 3/16″ and is 1/4 thick.