【BLACK FRIDAY SALE】SHIMANO 105 Di2 RD-R7150 Rear Derailleur 2x12-speed

SHIMANO 105 Di2 RD-R7150 Rear Derailleur 2x12-speed

Compact design includes an integrated wireless unit, charger, switch
LED status indicator
Battery indicator
Pairing
Adjust mode, etc.

Wider range capacity
Max. low sprocket: 36T