AIRPLANES, AUTOMOBILES, MOTORCYCLES, BICYCLES, LUGGAGE CARS, RAILROAD CARS, TANK CARS, UNICYCLES, TRICYCLES, AND PARTS FOR ALL OF THE ABOVE-NAMELY, LEVERS, BRAKE LEVERS, SHOCK ABSORBERS, SHIELDS, RINGS, SEATS, SHAFT BARS, TENSION RODS, CLAMPS, WHEEL BRAKES, COWLINGS, HINGES, GREASE BOXES, CARTS, MOTOR HOUSINGS, CARBURETORS, COUPLINGS, PROPELLER HUBS, PROPELLER SHAFTS, DIFFERENTIAL HUBS, GEARS, SPRINGS, BUMPERS, MUD GUARDS, TRAILERS AND WHEELS