x 7 In. Threaded Zinc Plated Steel, Boat Accessories 1 lbAttwood Lock'N-Pin 3/4" Non-Threaded Stainless Steel Base Plate, 7" x 7" 1.63 lbAttwood Swivl-Eze Lock'N-Pin Aluminum Boat Seat Pedestal Mount - 7-Inch x 7-Inch Base, 3/4-Inch 1 lbAttwood 66839 Lock'N-Pin 3/4" Pin ...