Image Item No. Description  32270  Technic, Gear 12 Tooth Double Bevel Catalog: Parts: Technic, Gear  32198  Technic, Gear 20 Tooth Bevel Catalog: Parts: Technic, Gear  32269  Technic, Gear 20 Tooth Double Bevel Catalog: Parts: Technic, Gear  32185  Technic, Gear Rack 1 x 14 with Holes Catalog: Parts: Technic, Gear  32166  Technic, Gearbox Half Catalog: Parts: Technic, Gear