Front derailleur Shimano ULTEGRA Di2 FD-R8150 Brazed-on 2x12-speed

More compact and faster than ever, the ULTEGRA R8150 front derailleur performs digitally precise front shifts under any circumstances. Combining Shimano's new Di2 platform and the road incarnation of HYPERGLIDE+, the ULTEGRA R8150 front derailleur shifts between chainrings with our fastest, most seamless action.Shimano's fastest ever front shifting, 45% faster than FD-R9150Smaller, sleeker, lighterFrontal area reduced by 33%Weight cut to 116 gTop gear teeth capacity: 50-54TWeight: 110 gDown SwingChain line (mm): 44.5Chain stay angle (deg.): 61 - 66Compatible chain: 12-speedFirmware update by E-TUBE PROJECTLink bushings: 4Brazed-On mountingTop gear teeth: 50-54TTotal capacity: 16TFront speeds: 2Rear speeds: 12SD300 connector (pcs): Not availableSD300 port (pcs): 1SD50 connector (pcs): Not availableSD50 port (pcs): Not availableMaterial: base, bracket: aluminium (painted) / chain guide: steel (plated) / outer link: aluminium (painted) / inner link: steel (painted)Compatibility:STI lever (Not included): ST-R9250, ST-R9270, ST-R9160, ST-R9180, ST-R8150, ST-R8170, ST-R8060Crank (Not included): FC-R9200, FC-R9200-P, FC-R8100, FC-R8100-PChain (Not included): CN-M9100, CN-M8100, CN-M7100, CN-M6100