Details
For maximum pedaling efficiency, Shimano's 105 Crankset boasts light, stiff hollow cold forged aluminum arms, plus an integrated oversize-steel axle. The chainrings are also made of cold-forged aluminum and are ramped and pinned for quick, precise shifting. The asymmetrical, four-armed big chainring provides incredible power transfer.
Bottom bracket cups sold separately
Part Numbers
Option | UPC | MPN | Store SKU |
---|---|---|---|
50/34 / Black / 172.5mm | 689228607606 | IFC5800DX04L | 5342 |