This video explains how to adjust a rear derailleur using the limit screws in a bicycle. There is a limit screw which has low and high gear. When the limit screw is turned in, the pulley moves inboard and when turned out, it moves the other way. The derailleur moves along with the inboard. When turned in, it travels with the inboard and holds the chain. Care should be taken not to turn much deeper as the derailleur might throw the chain off. The viewer will get some useful information upon watching this video. This is a common mechanical idea that many people are unaware of. So, upon watching this, viewers could gain some ideas on adjusting a rear derailleur using limit screws.
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