Shimano Ultegra RD-R8150F Di2 Rear Derailleur - 12-Speed Medium Cage Includes TL-EW300 BLK MFPN=TB00393900 model Ripsaw spindle stainless steel

model Ripsaw spindle stainless steel size 9/16" color purple weight 452g

Speed 12 Freehub Body Shimano Road 11 Freehub Compatibility ZR1

Axle Type 15mm TA Hub Model ZM2 Hub Spacing 110mm Boost Position Front Rim Color Silver Rim Construction Single wall Rim Drilling 32 Rim External Width 37

5 Color Black/Cork Flange No Lock On Yes Weight 175 Grip Shift Specific No Defined Color Black Defined Color Tan Shape Ergo

Durable and high quality

Shimano Ultegra RD-R8150F Di2 Rear Derailleur - 12-Speed Medium Cage Includes TL-EW300 BLK MFPN=TB00393900 model Ripsaw spindle stainless steelShimano Ultegra RD R8150F Di2 Rear Derailleur 12 Speed Medium Cage Includes TL EW300 Black. With the fast and accurate Di2 shifting technology the Shimano 12 speed Ultegra RD R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11 28 11 30 and 11 34 cassettes. Compact design includes an integrated wireless unit charger switch Wider range capacity Max. low sprocket 34t LED status indicator Battery indicator