Shimano Dura-Ace RD-R9250 Di2 Rear Derailleur - 12-Speed Medium Cage Includes TL-EW300 BLK CheckoutTitle=Zipp CeramicSpeed Bearing Kit - 61803 Modified Stem Angle (deg) -6 Length

Stem Angle (deg) -6 Length 110 Bar Clamp Diameter (mm) 31

Utilizing a new production process Ergon AirCell-Rubber is formed into a grip that is both ergonomic and tuned to the demands of mountain biking

}Avid BB7 MTN S Cable Disc Brake Graphite CPS Rotor/Bracket Sold Separately

5" Rim Material Alloy Tire Type Tubeless Ready Rim Center Offset (mm) 7

}Dimension 31

Shimano Dura-Ace RD-R9250 Di2 Rear Derailleur - 12-Speed Medium Cage Includes TL-EW300 BLK CheckoutTitle=Zipp CeramicSpeed Bearing Kit - 61803 Modified Stem Angle (deg) -6 LengthShimano Dura Ace RD R9250 Di2 Rear Derailleur 12 Speed Medium Cage Includes TL EW300 Black. The Shimano Dura Ace RD R9250 rear derailleur integrates the system charging port and a wireless connectivity unit all while delivering super fast precise shifting worthy of any podium. A single cage length shifts cassettes from 11 28 to 11 34 offering exceptional versatility. Ultra fast rear Di2 shiftingCompact design includes an integrated wireless unit