Shimano Ultegra FC-R8100 HOLLOWTECH II Crankset 2x12-speed Brand_iGPSports Tough Chromoly rails take just

Tough Chromoly rails take just about any abuse

MUSCLE OXYGEN SENSORS

This cage makes an excellent work in keeping the bottle body firmly in place

DOT fluid absorbs humidity from the air

Shimano Ultegra FC-R8100 HOLLOWTECH II Crankset 2x12-speed Brand_iGPSports Tough Chromoly rails take justSHIMANO ULTEGRA HOLLOWTECH II Crankset 2x12 speed FC R8100 ULTEGRA's new FC R8100 crank maintains the same quick, precise front shifting and efficient power transfer that Shimano riders have grown accustomed to, but with even more crank arm length options. Spanning 160 to 175 mm in length, ULTEGRA cranks now cater to smaller riders, triathletes, and cyclists curious about shorter crank arms. An integral part of Shimano's new 12 speed road lineup, the