Compatibility – SHIMANO Y1KS13000. Shimano item no.: Y1KS13000. Shimano Tiagra FC-4650 / FC-4603 / FC-4600. Shimano Sora FC-R3030 / FC-R3000 / FC-3550 / FC-3503. Crank Arm Fixing Bolt for Shimano Ultegra, 105, LX and others cranksets with 9 speed triple chainsets.
