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
What Kind of Man (Florence and the Machine song) Big, How Blue, How Beautiful". What Kind of Man (Florence and the Machine song) "What Kind of Man" is a song by English indie rock band Florence and the Machine from their third studio album, "How Big, How Blue, How Beautiful" (2015). It was written by Florence Welch, Kid Harpoon and John Hill, produced by Markus Dravs and co-produced by Hill. The song was released on 12 February 2015 as the album's lead single. "What Kind of Man" received Grammy Award nominations for Best Rock Performance and Best Rock Song. According to lead vocalist Florence Welch, the song represents a