Image Item No. Description By  4263  Technic, Plate 1 x 4 with Toothed Ends Catalog: Parts: Technic, Plate 1  32124  Technic, Plate 1 x 5 with Smooth Ends, 4 Studs and Center Axle Hole Catalog: Parts: Technic, Plate 14  4262  Technic, Plate 1 x 6 with Toothed Ends Catalog: Parts: Technic, Plate 2  4442  Technic, Plate 1 x 8 with Toothed Ends Catalog: Parts: Technic, Plate 2  3709b  Technic, Plate 2 x 4 with 3 Holes Catalog: Parts: Technic, Plate 44  32001  Technic, Plate 2 x 6 with 5 Holes Catalog: Parts: Technic, Plate 8  3738  Technic, Plate 2 x 8 with 7 Holes Catalog: Parts: Technic, Plate 4  32125  Technic, Plate Rotor 3 Blade with Smooth Ends and 6 Studs (Propeller) Catalog: Parts: Technic, Plate 3