Shimano Dura-Ace FC-R9200-P Powermeter 12 Speed Crankset - Without Chainrings Size:170mm Reads and registers for both

Reads and registers for both left hand and right hand threading

When it comes to going fast on a bicycle

allows for cleaner airflow at the front of the bike

shock units

The 858 NSW features Zipp’s Carbon Internal Reinforcement (CiR)

Shimano Dura-Ace FC-R9200-P Powermeter 12 Speed Crankset - Without Chainrings Size:170mm Reads and registers for bothShimano has been working for years to give you an advantage measured in seconds. The 12 speed Dura Ace R9200 groupset is the fastest Shimano has ever built, and the Shimano Dura Ace FC R9200 P Powermeter Crankset (Without Chainrings) sits at its core. Every component has been revised, refined and optimized to make you even faster, whether leaving the peloton behind or winning the final sprint. The FC R9200 P crankset performs two crucial tasks: