Kirkey 16400, Economy Drag Racing Seat with Black Cover 15.5 Inch Kirkey, 15 1/2" Wide, 20 Degree Layback, Drag Racing Economy Seat & Black Cover (Kirkey Part #16400 & #16411). This 20 Degree Layback seat has the same quality has all the Kirkey seats at a price that is affordable. MIG welded,.125" Thick, 5052 grade lightweight aluminum construction. Seat sides are lowered for lap belts. Pre-cut shoulder & submarine belt slots Seat bottom is contoured to support lower back & hips. Features rubber moulding around the perimeter of the seat. Comes with a high-density foam padded, Black cloth cover This Kirkey Racing Seat is sold by Southwest Speed.