Shimano Dura-Ace 12 speed Crankset 165mm 36-52T Black

The DURA-ACE FC-R9200 crankset offers two essential functions: converting pedal power into drivetrain energy and ensuring extremely fast and precise front-mounted shifting. Optimal power transmission. For high rigidity and reduced weight. Groupset: DURA-ACE Model: FC-R9200 Gearing: 12-speed Case width: 68/70 mm Type: HOLLOWTECH II Compatible chain: HG 12-speed Bolt circle diameter: 110 mm Large chainring: Aluminum/Glass fiber reinforced plastic Small chainring: Aluminum Chainline: 44.5 mm