Image Item No. Description  3936  Wedge, Plate 4 x 4 Wing Left Catalog: Parts: Wedge, Plate  3935  Wedge, Plate 4 x 4 Wing Right Catalog: Parts: Wedge, Plate  3933a  Wedge, Plate 8 x 4 Wing Left without Underside Stud Notch Catalog: Parts: Wedge, Plate  3934a  Wedge, Plate 8 x 4 Wing Right without Underside Stud Notch Catalog: Parts: Wedge, Plate