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.
|Option||Barcode||Manufacturer's Part Number||Vendor Number||Store SKU|
|50/34 / Lodestar Black / 172.5mm||689228423046||IFC5750DX04L||QBP-CK5724||21320|
|50/34 / Lodestar Black / 175mm||689228423077||IFC5750EX04L||QBP-CK5726||14626|