Shimano, 105 Di2 RD-R7150, Rear Derailleur, Speed: 12, Cage: SGS, Black, IRDR7150E

Description

A new level of performance for Shimano 12-speed road rear derailleurs. Wide 36T-compatible 12-speed Di2 rear derailleur. Receiving the wireless shifting signal from the shift lever, the Shimano Di2 105 rear derailleur completes a shift in the blink of an eye with its high-performance motor and optimized link structure. * A low-profile design reduces damage from contact and falls* Compact design includes an integrated wireless unit, charger, switch* LED status indicator* Wider range capacity