Rostyle wheels are a particular design of wheels for cars made by the British firm of Rubery Owen, a diversified industrial company which made many car parts. They had an unusual pressed steel form to imitate the few ribs of mag wheels at the time, but were painted black (or perhaps body color) and aluminium. They were designed to do without hubcaps or wheel covers. The old steel cable of a colliery winding tower Steel is a metal alloy whose major component is iron, with carbon being the primary alloying material. ... Magnesium alloy wheels, or mag wheels, are sometimes used on racing cars, in place of heavier steel or aluminum wheels, for better performance. ... This article or section contains information that has not been verified and thus might not be reliable. ... A reflective hubcap A hubcap or wheel cover is a decorative disk on an automobile wheel that covers at least a central portion of the wheel. ...

The firms MG and Rover, amongst other British sporty cars in the 1960s often specified these wheels as original equipment instead of ones made of light alloy (aluminium or magnesium) or wire wheels. The Rostyle wheels had a metal label in the center with the emblem of such a car company on it. These days, special masks must be made to paint the wheels of restored cars to resemble the original. Mg or mg or MG may stand for: machine gun Madagascar, ISO country code Malagasy language, in ISO 639 magnesium (Mg) MG (car), the car company milligram (mg) megagram (Mg) or Tonne MG stands for Minas Gerais, one of the states from Brazil Metal Gear or Metal Gear Solid This... For the automobile brand, see Rover (car) For the parent company, see the more general and indepth article at MG Rover Group For the British civilian all-terrain utility vehicles brand, see Land Rover For the Japanese lawnmower, see Rover (lawnmower) For extraterrestrial vehicles, see Lunar Rover, Mars Rover For... An alloy is a combination, either in solution or compound, of two or more elements, at least one of which is a metal, and where the resulting material has metallic properties. ... General Name, Symbol, Number magnesium, Mg, 12 Chemical series alkaline earth metals Group, Period, Block 2, 3, s Appearance silvery white Atomic mass 24. ...

Perhaps the original form of the name was "ROStyle," which has been seen on the internet. No the name was Rostyle,we also made Chromium Plated styled wheels for Jensen,Rover and my particular baby the Ford Cortina 1600, which I devised with Henry Taylor for Ford Chairman's Len Crossland's wife. They were made, under license, in Germany and Argentina.We changed the face of motoring, and Mag wheels followed us as their reliability improved. Max Sinclair Sales Manager,Rubery Owen in the 1960 to 1980 period.