KIRKEY RACING ALUMINUM CHILD SEAT. Designed for quarter midgets, 1/4 midgets, child racing cars. Available in five (5) sizes 10", 11", 12", 13", 14". 8 degree layback. TIG welded .100" thick 5052 grade aluminum. MIG welded inside for added strength. Headrest is reinforced with offset aluminum extrusion. Multi-level shoulder harness cutouts and submarine belt opening are standard. Cover sold separately.