General description These adjustable rod holders are designed for securing your fishing rod in place while allowing you to adjust the angle from 10 to 90 degrees. They are highly popular in the marine industry due to their construction from 316 grade stainless steel, which provides excellent rust protection. Each holder features a drainage hole at the bottom to prevent water accumulation. Technical specifications Hole Diameter: 6.6MM Distance Between Holes Length: 66MM Distance Between Hole Width: 32MM Overall Height: 340MM Base Plate Length: 89MM Base Plate Width: 55MM Tube Bore: 40MM Tube Depth: 220MM Angle Adjustment: 10 to 90 Degree Rotation Increments: 22.5 Degree Quantity: 1