SHIMANO Ultegra FC-6703 Front Chainwheel 5-Arm Inner Gear Fixing Bolt Unit M8 x 9.1/ 5 pcs – Y1LK98010
The following are an “A” match which indicates that the parts are the same in materials, appearance, finish, size, etc.
Compatible with FC-6703 / FC-6703-G and FC-R603 Cranksets
Includes 5x Chainring Bolts, 5x Chainring bolt nuts, and 5x Spacers.
Original Shimano parts guarantee that all components work perfectly for optimum performance and maximum safety and longevity.