Ключевые слова: bicycle, bike, bike mechanic, brake, business, cleaning, closeup, craftsman, craftsmanship, crankshaft, cycle, defect, dirty, disc, equipment, fix, gear, hand, help, hex wrench, hexagonal, hipster, industry, installing, kit, maintenance, mechanic, mountain, mountain bike, mtb, occupation, offload, oiling, parts, profession, professional, repair, service, skill, speed, sport, street, tool, tools, transmission system, transportation, wheel, work, worker, wrench,