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New Gen 2 version of the Record 12 Speed Rear Derailleur can manage a 34 T cassette and allows for more favorable ratios for gravel and extreme climbing
The Record 12-Speed rear derailleur has an innovative shape that envelopes the cassette better, thanks to 3D Embrace technology, creating a double effect: allowing the chain to maintain optimum traction at all times, thus increasing the speed, power and precision of shifting.