SHIMANO ULTEGRA BR-R8170 FLAT MOUNT FRONT DISC BRAKE CALIPER has_product_type The pro-level quality 31

The pro-level quality 31

battery monitoring and switching the shifting mode

2 140/160/180/203

Heat treated tools for increased durability

SHIMANO ULTEGRA BR-R8170 FLAT MOUNT FRONT DISC BRAKE CALIPER has_product_type The pro-level quality 31Great speed means great responsibility. That's why, faced with the task of making the new ULTEGRA groupset even faster, Shimano decided to take a holistic and 100% performance focused approach. Shimano's new 12 speed road groupset delivers unparalleled control and comfort anytime, anywhere whether you're competing in an amateur race, chasing your personal best, or out for a social ride. That is "Science of Speed". And it's what sets SHIMANO apart from