For maximum pedaling efficiency, Shimano's 105 Compact Crankset boasts light, strong and stiff hollow, cold forged-aluminum arms, plus an integrated oversize-steel axle. The compact 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)
|50/34 / Lodestar Black / 172.5mm||689228423046||IFC5750DX04L||57322|
|53/39 / Lodestar Black / 172.5mm||689228423602||IFC5700DX39L||79801|