Ключевые слова: accuracy, activity, asterisk, bicycle, bicycle chain, bicycle parts, bike, cassette, chain, chrome, circle, close, closeup, cycle, cycling, derailleur, electrical component, equipment, frame, gear, gearshift, green, iron, machine, macro, metal, metallic, motion, mountain, oil, part, race, rack, rear, ring, sharp, shift, sport, sprocket, stainless steel, star, steel, system, technology, teeth, transport, transportation, vehicle, wheel,