The photograph and diagram below show the mechanism of a rear derailleur mechanism. Alignment of the jockey and idler pulleys with the rear sprocket is essential.
From: Apps, "The Bicycle Book," Smithmark (1993)
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The photograph and diagram below show the mechanism of a rear derailleur mechanism. Alignment of the jockey and idler pulleys with the rear sprocket is essential. |
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From: Apps, "The Bicycle Book," Smithmark (1993) |
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