Bicycles; bicycle parts, components and accessories, namely bicycle frames, tubes and connectors for bicycle frames, bicycle wheels, rims and spokes for bicycle wheels, pedals, hubs, wheel hubs featuring quick release skewers controlled by cam levers for fast locking of same, fast-locking means and complete hubs of said means; bicycle parts, components and accessories, namely change-speed gears and front changers, cranks, simple and multiple gear wheels, cranks with gear wheels, derailleurs; bicycle parts, components and accessories, namely gears, free wheels, drive chains, drive or control means for change-speed gears; bicycle parts, components and accessories, namely brakes, cable guides, knobs, controls and levers, pillars and saddles, pumps and pump bearings, pins and bearings for cranks and pedals, steering knuckles and bearings and bushes therefor, front and back forks, cables and sheathes, fastening clips, handle-bars and handle-bar connections, tires and tubular tires; bicycle parts, components and accessories, namely suspension bicycles forks, bottom brackets, stands, kick stands, handlebar ends, handlebar stems, handlebar connections, forks and cushioned forks, brake shoes, oil bath gear cases, water bottle holders adapted for bicycles; bicycle parts, components and accessories, namely tires, tubular tires, inner tubes