Ключевые слова: alloy, bicycle, bike, cassette, chain, chainring, chrome, circle, closeup, component, crankset, cycling, derailleur, drive, equipment, gear, gearing, gearshift, gearwheel, green, group, iron, machine, metal, metallic, mountain, nobody, objects, part, pinion, race, rack, rear, red, riding, ring, sharp, sports, sprocket, stainless, steel, technology, teeth, transport, transportation, vehicle, wheel,