Ultegra RX, GS 11 Spd. Di2 DOT Fluid integrated inner brief and a

integrated inner brief and a drawstring waist

find your POP

5" Weight 480 g / 1

RESET design features reset mode window (running change to ALL models)

Ultegra RX, GS 11 Spd. Di2 DOT Fluid integrated inner brief and aWith an integrated chain stabilizer mechanism, the ULTEGRA RX derailleur provides a quieter experience and shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON OFF switch for the chain tensioner. The RD RX805 DI2 version offers the digital precision of SHIMANO electronic shifting and synchronized shifting. CAGE LENGTH: GS Medium TOTAL CAPACITY: 39T MAX FRONT DIFFERENCE: 16 AVERAGE WEIGHT: 280g