Ключевые слова: adjustment, adult, asian, bicycle, bike, biker, break, business, caucasian, chain, closeup, craftsman, craftsmanship, cycle, cycling, derailleur, education, equipment, fix, fixing, gear, hand, image, industry, installation, installing, maintenance, man, mechanic, men, moto, motor, mountain, parts, person, profession, repair, repairman, screw, service, serviceman, shop, tire, tool, tools, wheel, work, worker, workshop, wrench,