Land vehicles and structural parts therefor; two-wheeled vehicles, namely, two-wheeled vehicles that are pedaled; two-wheeled motor vehicles; two-wheeled motorized vehicles; bicycles; mountain bicycles; children's bicycles; motorcycles; electric bicycles; non-motorized two-wheeled cycle with hand brakes which is pushed not pedaled; racing bicycles; tandem bicycles; touring bicycles; delivery bicycles; road racing bicycles; tricycles; unicycles and structural parts therefor; mini-bikes; electr...