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A derailleur (/dɪˈreɪlər/ di-RAYL-ər; /dɪˈreɪljər/ di-RAYL-yər) is specifically a device that moves a bicycle chain from one sprocket to another, and more generally the entire gearset on a multiple-speed bicycle with such a mechanism.
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| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| the derailleur systems work best if the chain is aligned with the sprocket plane | instance of | circa 1980 was the most widespread such system.Chain-drive systems | 0.80 | text |
| especially avoiding the biggest | instance of | circa 1980 was the most widespread such system.Chain-drive systems | 0.80 | text |
| hub gears | instance of | a few percentage points higher than other gear types | 0.80 | text |
| Derailleur | related to Actuation and shift ratios | The | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | Shift | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | There | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | The Shimano | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | SRAM | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | SRAM's | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | Notice | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | Or | 0.60 | section |
| Derailleur | related to Actuation and shift ratios | Dura Ace | 0.60 | section |
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