SHIMANO RD-R8150 REAR DERAILLEUR ULTEGRA DI2 12 SPEED musette Compatible with a 3x8

Compatible with a 3x8

6 * 88 * 67

while the geometry features an ultra-low standover that makes it easy for your little ones to fit on and grow with the bike

Carbon frame and clean-looking cockpit

versatile look

SHIMANO RD-R8150 REAR DERAILLEUR ULTEGRA DI2 12 SPEED musette Compatible with a 3x8SKU Description Our fastest ever rear shifting, 58% faster than RD R9150 LED status indicator Battery indicator Pairing Adjust mode, etc. Wider range capacity Max. low sprocket: 34T Product Description With our fastest, most accurate shifting, the new 12 speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28 34T low sprockets.