Derailleur gears Derailleur gears Derailleur gears are a variable-ratio transmission system commonly used on bicycles, consisting of a chain, multiple sprockets of different sizes, and a mechanism to move the chain from one sprocket to another. Although referred to as "gears" in the bike world, these bicycle "gears" are technically "sprockets" since they drive or are driven by a chain, and are not driven by one another. Modern front and rear derailleurs typically consist of a moveable chain-guide that is operated remotely by a Bowden cable attached to a shifter mounted on the down tube, handlebar stem, or handlebar. When a rider
English translations of Asterix "Why is that man wearing a melon?" This relies on the fact that the French word for melon is "also" the name for the iconic British bowler hat; with no way to convey this in the English translation, in the British edition Obelix says, "I say, Asterix, I think this bridge is falling down" referring to the children's rhyme "London bridge is falling down", leaving the original joke incomplete. In the panel shown, the reply of the British man on the right was "Rather, old fruit!", in some publications of the book; a good pun and typical of the way