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Ships within 48 hours · Estimated delivery Jul 27 - Aug 1
44T chainrings
and it’s alkaline based so you can clean away with a guilt-free conscience
Sleep Better
Simply reuse your old Muc-Off bottle or grab one of our new aluminium Bottles for Life and get busy cleaning – it even works with our pressure washer to create an awesome foam for the fastest clean possible
On the way to new personal best performances
SHIMANO ULTEGRA Di2 Hydraulic Disc Brake Dual Control Lever Side:Left 44T chainringsRoad riding has never been this much fun. That's because the redesigned ULTEGRA ST R8170 DUAL CONTROL LEVERS have all new ergonomics, even more precise brake modulation, and wireless electronic shifting. This trifecta lets you focus on the next sprint, the next descent, or the next joke from your riding partner. Shimano's new ULTEGRA ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE
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