Improve your standard seating that keeps your faced forward and tunneled to the bow of your boat, or get the 360Adeg boating experience! Delivering you all kinds of new views and accessible options you didn&';t think you had. Seating accessories for retrofitting and improving Adapters to change a post installation or swivel location 360Adeg ball-bearing seat swivels 5-1/4" universal mounting hole pattern Zinc-coated for corrosion resistance Black Powder Coated 0Adeg Tilt 6-1/4" Square