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The Sram Eagle technology continues in the SX Group.
All the advantages of the expensive Eagle 12-speed circuit are also used consistently in the SX series.
The SX Eagle rear derailleur also has the X-Horizon technology to avoid "Ghost Shifting".
The lower gear roller with 14 teeth and the long control cage ensure the high capacity of the large bandwidth to deal with.
The Roller Bearing Clutch keeps the chain under tension and reduces chain impact.