Wise 8WD10 Trendler 6Ball Bearing Boat Seat Swivel This Wise Boat Seat Swivel is compatible with most boat seats from a variety of brands. Black powder coated steel construction Quietly swivels 360 degrees 5-14 hole pattern Class B certified per ABYC standards Warranty Info 3 Year manufacturers warranty Wise Seats has been a long-standing supplier of replacement and OEM boat seats. They have rightfully earned their renown for high quality boat seats. From pleasure to bass boats, and even pontoon