Shimano FC-09 50t 11-Speed Asymmetric 110BCD Black Chainring MFPN=Y00E98020 SRAM X-Sync Road Direct Mount

SRAM X-Sync Road Direct Mount Chainrings for Rival drivetrains feature a wide-tooth narrow-tooth design to provides maximum chain control

Color Black/Yellow Half Link Chain No Drivetrain Speeds 11 Defined Color Black Links (links) 118 Weight 243 Chain Connection Type Single Use Master Link Width 5

Color Black Rear Der/Shifter Compatibility SRAM X-Actuation Drivetrain Speeds 11 Weight 94 Shifter Style Trigger

Rotor Size (mm) 203Rotor Type Two PiecePad Compatibility All Pad CompoundsWeight 171Hub/Disc Compatibility Center-Lock

Shimano FC-09 50t 11-Speed Asymmetric 110BCD Black Chainring MFPN=Y00E98020 SRAM X-Sync Road Direct MountSystem supremacy Shimanos Dura Ace 11 speed asymmetric chainrings provide clean chain engagement for reliable riding. The 110 BCD bolt pattern is compatible only with cranks with a matching 110 BCD. System engineering at its peak. Redesigned gear teeth profile to fit wider gear pitch Optimum power transfer Best balance for lighter weight and efficiency 4 arm construction Shorter length of rear center with O. L. D. 135mm Hollowtech II