Springfield 1614201-PP Seat Swivel for KingPin Posts - 7" x 7", Polished

Stainless steel polished passivated swivel Use with KingPin Series Posts (sold separately) Fits 4.5" and 5.5" square bolt patterns Full 360° rotation 5-year warrantyYou may also like Springfield 1043251 Deluxe Sport Flip Up Seat - White/Blue.