Campagnolo Super Record Rear Derailleur - 12 Speed Medium Cage Carbon ModelNumber=K2605 Color Blue/Silver

Color Blue/Silver

Stepped center lugs an open transition area and firm rubber reduce rolling resistance for carrying speed

}SRAM GX Rear Derailleur - 10 Speed Short Cage Black

And when you combine this technology with the long-nosed

Color Black Defined Color Black Flat Protection Tread and Sidewall ISO Diameter 559 / 26" MTN ISO Width (mm) 61 Labeled Size 26 x 2

Campagnolo Super Record Rear Derailleur - 12 Speed Medium Cage Carbon ModelNumber=K2605 Color Blue/SilverCampagnolo Super Record Rear Derailleur 12 Speed Medium Cage Carbon. The Super Record 12 Speed rear derailleur combines the highest quality materials for exceptional weight and unparalleled performance. The unidirectional carbon fiber front rocker arm reduces weight with 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