Shimano 105 Di2 RD-R7150

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 Attributes Max Front Difference 16T Maximum Cog 36T Minimum Cog 11T Primary Color Black Cage SGS RD Capacity 41T RD Spring Type Shadow RD Weight 302g Speed 12 Mount Standard