Ключевые слова: activity, aluminum, background, bicycle, bicycling, bike, black, brake, brakes, braking system, cable, chrome, close up, cycle, detail, disc, disc brake, disk, equipment, fix, friction, gear, gravel, hydraulic, maintenance, mechanical, metal, metallic, modern, mountain bike, mtb, new, part, parts, repair, ride, road, rotation, rotor, safety, service, silver, speed, steel, tool, tools, transport, wheel, white,