Shimano Ultegra FC-R8100 172.5mm Crank Arm Set Without Chainring Hollowtech II

  

The photo is the actual product, please check it. Upgrade your road bike with this authentic Shimano Ultegra FC-R8100 crank arm set (Left & Right), measuring 172.5? Mm and fully compatible with Hollowtech II 24? Includes original preload cap and chainring fixing bolts. Mm crank arm length for balanced torque and smooth cadence.

Hollowtech II integrated spindle provides excellent stiffness without added weight. Sleek gloss black anodized finish, both stylish and resistant to wear.

Built-in Hollowglide spider supports efficient power transfer and crisp front shifting. Designed for Shimano 12-speed drivetrains.

Left and Right crank arms (172.5? Mm), preload cap, and five chainring bolts. Used condition, fully functional with minor surface marks. Threads and spindle interface are clean and undamaged.

Shares advanced Ultegra R8100 performance tech, offering high-end design and reliability. Mm is the most common crank length, ideal for a wide range of riders. Perfect for upgrading worn cranks, new bike builds, or switching frames with Hollowtech II bottom brackets.

International Buyers - Please Note.