The Shimano R9150 Dura-Ace Di2 Climbing Shift Switch is a handy solution to the conundrum faced by the rider heading uphill fast. Allowing you to free yourself from your hoods these buttons fit straight onto your bars allowing...
Digital Integrated Intelligence or Di2: with programmed automatic motion at the touch of a switch the Dura-Ace Di2 rear derailleur is quick smooth and effortless making for unmatched drivetrain efficiency The rear derailleur is now the brains of the...
Elite road racers demand reliable and precise shifting 12-speed Dura-Ace R9250 delivers with its super-lightweight and compact design Synchronized Shift designed developed to choose the next biggest or lowest gear ratio irrespective of whether a gear...