Shimano 105 FC-R7100 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK CheckoutSpec= For 50/34 Combination }Shimano XT FC-M8120-1 Crankset -165mm

}Shimano XT FC-M8120-1 Crankset -165mm 12-Speed Direct Mount 55mm Chainline Hollowtech II Spindle Interface Black

Color Purple Defined Color Purple Material Silicon gel Material Synthetic

6 Color Orange Type Quick Release Material Aluminum Defined Color Orange Weight 34

Hammer type TwinHead™ DX5 with longer lever for easier use works with Presta/Schrader/Dunlop valves

}SRAM Force Wide Crank Spider - 94 BCD D1

Shimano 105 FC-R7100 Crankset - 170mm 12-Speed 50/34t 110 Asymmetric BCD Hollowtech II Spindle Interface BLK CheckoutSpec= For 50/34 Combination }Shimano XT FC-M8120-1 Crankset -165mmShimano 105 FC R7100 Crankset 170mm 12 Speed 50 34t 110 Asymmetric BCD Hollowtech II Spindle Interface Black. The Shimano 105 FC R7100 12 speed crankset offers an optimized balance between lightweight and efficiency without sacrificing stiffness. The crank is formed with hollow aluminum technology and finished with a durable gloss black anodized. The resin ribs on the back of the chainrings are Shimano 105s unique structural design that achieves both