The FC-CX70 Crankset is Shimano's Ultegra-grade crankset for cyclo-crossers. The design focuses on stiff, lightweight performance in all kinds of conditions to sunny road riding to nasty, muddy slop. Super-light HOLLOWTECH II constructionSpindle integrated with right crank arm for increased stiffnessHyperdrive SG-X chainrings provide fast, accurate shifting, even in muddy conditionsNew teeth design provides quick, smooth shifting
- Spindle: aluminum
- Bottom Bracket: not included
- Arm Material: aluminum
- Recommended Use: cyclocross
- Rings: 2
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