Whether or not you wish to have a replacement or identical to being ready, the Shimano Crank Arm Fixing Bolt has you covered. Who knew that one of these small, reasonably priced part may assist solve one of these substantial problem?
Compatibility: Dura-Ace FC-R9100, XTR FC-M9000
Claimed Weight: [Dura Ace] 4g, [XTR] 2g
Really useful Use: bike repairs
Manufacturer Warranty: 2 year