S-Ride Rear Derailleur Overlength Cage 11/10 sp Black [RD-M400]

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Shimano MTB compatible.
• Specific Parallelogram, stable and reliable
• Extra long cage

• Quick response, precise shifting

• Aluminum outer cage, outer link and B-knuckle
• Pulleys: Composite with steel bushings
• Max. sprocket: 40/42t
• Total capacity: 49t
• Wt.: 305g