Attwood SWIVL-EZE Lock'N-Pin 3/4" Pedestal Kit 13" Post 7" x 7" Stainless Steel Base Plate ThreadedSWIVL EZE Lock'N Pin 3 4" Pedestal Kit 13" Post 7" x 7" Stainless Steel Base Plate Threaded Features: Includes 7" x 7" stainless steel threaded base plate, black E coated seat mount and 13" high seat post The 3 4" system gives you outstanding economical performance Great for adding seating to fishing, pontoon or cruising boats Lock'N Pin products meet ABYC Standard The Swivl Eze pin base set is a three piece sturdy design, with 3 4 x 13 pin posts,