Get more control over your boat seat by adding the Wise Company 2-3/8 in Seat Mount Spider. This device features an adjustment knob, which gives you the option to either lock the chair in a fixed position or to activate 360-degree swivel motion. And since it boasts cast aluminum construction, you'll be able to rely on it for many outings to come. Wise Company 2-3/8 in Seat Mount Spider Silver - Boat Seats And Accessories at Academy Sports
