Bicycles; collapsible bicycles; electric bicycles; electric collapsible bicycles; structural parts for bicycles, collapsible bicycles, electric bicycles, and electric collapsible bicycles, namely, frames, handlebars, handlebar stems, headsets, saddles, saddle covers, saddlebags, seat posts, seat tubes, pedals, tires, tubes, spokes, pumps, mud guards, chain guards, belts, hubs, children safety seats, vehicle luggage racks adapted for bicycles, rear vehicle racks for bicycles, bicycle bells, bi...