Motorcycle wheel wheels are predominantly made from an aluminium-alloy, but can also be made from more-exotic materials, such as magnesium content alloy or carbon fibre. The first commercial motorcycles were built like bicycles, with wire wheels as bicycles had traditionally been fitted with. The Steffey motorcycle in 1902, essentially a bicycle with a two-stroke engine attached, used wooden rims with wire spokes. This style of wheel evolved into a stouter motorcycle-specific wheel, still with spokes, up to the 1960s and beyond. In April, 1922, Borrani started production of motorcycle wheels with an aluminium rim. Although cast wheels had already been used on
Carcassonne: Wheel of Fortune not involve any new mechanics (primarily from "Carcassonne: Inns and Cathedrals", "Carcassonne: Traders and Builders", and "Carcassonne: King and Scout"). However, certain tiles have additional markings significant to this expansion. The new feature of "Wheel of Fortune" is the namesake wheel, which takes the place of the starting tile. The wheel consists of a number of spaces, and players, in place of placing followers on the tile they just played, may place tiles on spaces along the rim of the wheel. Each space on the wheel may have one or two spaces on the rim. In addition, a pig-shaped marker