Crank Arm Bolt

This genuine Shimano Bolt (155 0700) secures the crank arm to the bottom bracket spindle  that maintains critical alignment for efficient power delivery. As a wear item subject to corrosion and mechanical stress, having a replacement on hand ensures continuity during routine maintenance or emergency repairs across compatible Shimano crankset systems.

Key features:

• Genuine Shimano replacement crank arm bolt (Part 155 0700)
• Secures crank arm to bottom bracket spindle with correct clamping force
• Precision-manufactured for reliable fit and torque retention
• Ideal for crankset servicing, rebuilds, or hardware refresh