Ключевые слова: arrangement, auto, automotive, background, black, chain, chains, chrome, closeup, cogwheel, connection, detail, drive, energy, engine, engineering, equipment, factory, gear, gearing, grease, industrial, industry, iron, link, machine, machinery, mechanic, mechanical, mechanism, metal, metallic, motor, motorcycle, oil, part, power, production, repair, roller, sprocket, steel, technology, transmission, transportation, vehicle, wheel,