Shimano Ultegra FC-6800 Crank arm fixing bolt, Y1P417000.
In stock
(Delivery timeframe:In Store Pick Up)
Also fits most current Hollowtech II road cranksets, including Ultegra FC-R8000, 105 FC-R7000 and FC-5800, Tiagra FC-4700, Sora FC-R3000, Claris FC-R2000 and more