Products BaseRectangular Base Back Seat Base Swivel 256-06517-00 Item Number : 256-06517-00 Material : Steel, EDC Black Colour Description: Seat Base Swivel You May Also Be Interested In 45° Rectangular Base 956-09719-00 Seat Base Swivel 256-06518-00 Bow Forms 156-66086-00 Wire Thimble 956-02612-00