For maximum pedaling efficiency, Shimano's 105 Triple Crankset boasts light, strong and stiff, hollow, cold forged-aluminum arms, plus an integrated oversize-steel axle. The three chainrings are also made of cold-forged aluminum and are ramped and pinned for quick, precise shifting.
Bottom-bracket cups sold separately
855 grams (53/39, 175mm)
|50/39/30 / Lodestar Black / 172.5mm||689228422803||IFC5703DX090L||SHI50519331S|