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• Designed with Exact Actuation technology for precise, efficient shifting • Carbon cages, carbon inner links, titanium hardware • More clearance with 28t cassettes thanks to a longer B-knuckle • Silent shifting with optimized AeroGlide pulleys and ceramic bearings
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- SRAM Red
- SRAM, Red, Rear derailleur, 11sp, Short cage - SRA78643
- SRAM, Red, Rear derailleur, 11sp, Medium cage - SRA78650
- Weight: 0.4 lb