Bicycles; bicycle parts and bicycle accessories, namely, trailer couplings, bicycle brakes, brake linings, brake levers, bicycle frames, bicycle forks, bicycle air pumps and their parts, bicycle rims, front and rear bicycle rack packs, bicycle gears, horns for bicycles, inner bearings, bicycle bells, bicycle chains, chain rings, cranks for bicycles, wheels for bicycles, handlebars, handlebar tapes, handle grips, handlebar extensions, wheel hubs for bicycles, pedals, tires for bicycles, wheel sprockets, rear-view mirrors, spokes for bicycles wheels, components for bicycles in the nature of headsets which provide a rotatable interface between the bicycle fork and the bicycle frame, shock absorbers, gearshift handles, shifting systems, namely a mechanism for shifting the gears of a bicycle, consisting of shift handles for bicycles, bicycle shift cable , bicycle chain ring, front derailleur, rear derailleur and bicycle sprockets, quick releases for bicycles, mudguards for bicycles, vibration dampers, bag and bottle holders adapted for bicycles, bicycle stems