Shimano Ultegra FC-R8100 12 Speed Crankset Box Pack Aquaproof Paste is a synthetic

Aquaproof Paste is a synthetic grease that prevents the oxidation of metal parts

the front circle being larger than the back to efficiently make use of the available space while minimising the obstruction to the rider

10/11/12spd compatible

Together with a Thomson stem

Shimano Ultegra FC-R8100 12 Speed Crankset Box Pack Aquaproof Paste is a syntheticUltegra'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