Derailleur gears by 13 drive-train. Most road bicycles have two chainrings, and touring bicycles commonly have three. The rear derailleur serves double duty: moving the chain between rear sprockets and taking up chain slack caused by moving to a smaller sprocket at the rear or a smaller chainring by the front derailleur. In order to accomplish this second task, it is positioned in the path of the bottom, slack portion of chain. Sometimes the rear-derailleurs are re-purposed as chain tensioners for single-speed bicycles that cannot adjust chain tension by a different method. Although variations exist, as noted below, most rear derailleurs have
God (word) the translations of the Arabic ', Persian "Khuda", Indic "Ishvara" and the Maasai '. In the English language, capitalization is used for names by which a god is known, including 'God'. Consequently, its capitalized form is not used for multiple gods (polytheism) or when referring to the generic idea of a deity. Pronouns referring to a god are also often capitalized by adherents to a religion as an indication of reverence, and are traditionally in the masculine gender ("He", "Him", "His" etc) unless specifically referring to a goddess. God (word) The English word god continues the Old English ' ('