Shimano 105 FC-R7100 HOLLOWTECH II Crankset 2x12-speed Variant:50/34T 170mm Sized for Brompton folding bicycles

Sized for Brompton folding bicycles

Iconic hourglass sectional profile provides the immense torsional stiffness

Front Hub Shimano HBTX 505

Based on activated silica compounds

ABS integrated clamp

Shimano 105 FC-R7100 HOLLOWTECH II Crankset 2x12-speed Variant:50/34T 170mm Sized for Brompton folding bicyclesSHIMANO 105 HOLLOWTECH II Crankset 2x12 speed FC R7100 An attractive aluminum crank with hollow arms for lightweight, rigidity, and durability The newly designed crank arms offer an optimized balance between lightweight and efficiency. The crank, formed with hollow aluminum technology, is anodized with a beautiful gloss black anodized finish, giving it a luxurious look. The resin ribs on the back of the chainrings are SHIMANO 105's unique structural