US$ 27.99
and time trialling
riding time and current range on the Bosch Intuvia display
Size Small: 16 x 8
533mm (120mm)
SHIMANO DURA ACE Di2 ST-R9180 + BR-R9270 DISC BRAKE RIGHT has_product_type and time triallingThe Shimano Dura Ace Di2 ST R9180 shift brake lever paired with the BR R9270 disc brake caliper represents the pinnacle of triathlon and time trial performance. Engineered for athletes demanding absolute precision, this wireless shifting system delivers uncompromising control and responsiveness when every millisecond counts. The Di2 electronic shifting eliminates cable friction, ensuring instantaneous gear changes with minimal effortcritical during