Shimano Ultegra FC-R8100 12 Speed Crankset Chainring:52/36 Note: The Porteur suits stem

Note: The Porteur suits stem bolt width (center-to-center) of 27mm

Hand-cut cleat holes

Please note chainrings must be paired accordingly (50/37

Speed (FD): 2x12

Length: 35mm

Shimano Ultegra FC-R8100 12 Speed Crankset Chainring:52/36 Note: The Porteur suits stemUltegra's FC R8100 12 Speed Crankset maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but now with even more crank arm length options. Spanning 160 to 175 mm, it caters to smaller riders, triathletes and cyclists curious about shorter crank arms. An integral part of Shimano's 12 speed road lineup, the FC R8100 builds upon Shimano's legendary front shifting and transmission