Shimano Dura-Ace FC-R9200 Crankset - 170mm, 12-Speed, 50/34t, Hollowtech II Spindle Interface, Black axle-set Custom-molded dual-lip seal on the

Custom-molded dual-lip seal on the crown race protects lower bearing in the toughest conditions

Code RSC is built from the elements that made Guide a benchmark in contemporary brake design and performance

along with many other outboard bearing bottom brackets including Shimano

and quick bearing replacement

The G5 features an upper chain guide and a lower pulley system for the best performance in chain retention and MRP's burliest

Shimano Dura-Ace FC-R9200 Crankset - 170mm, 12-Speed, 50/34t, Hollowtech II Spindle Interface, Black axle-set Custom-molded dual-lip seal on theThe Shimano Dura Ace FC R9200 crank performs two vital functions; transferring your pedaling effort into the drivetrain and ensuring the fastest, most precise front shifting available. With HOLLOWTECH II crank arms to ensure light weight and Shimano's class leading chainring designs, the FC R9200 won't let you down. 148mm Q factor 44. 5mm chainline Optimal balance of stiffness, strength, weight and rotational performance HOLLOWGLIDE structure cuts