Shimano Dura-Ace FC-R9200 Left Crank Arm - 170mm Black CheckoutSpec= 30.9/185mm - Black compatible with 91011 speed chains

compatible with 91011 speed chains

}SRAM XX Eagle T-Type Direct Mount Chainring - 36t 12-Speed 8-Bolt Direct Mount 3mm Offset Aluminum Black D1

Injected Nylon Glass Fiber construction

Tooth Count 34 Ring Position/Type Chain Retaining Single Ring Drivetrain Speeds 9 Drivetrain Speeds 10 Drivetrain Speeds 11 Drivetrain Speeds 12 Chainring BCD 96 Shimano Asymmetric Color Black Defined Color Black Material Aluminum

Bearing Type Cartridge Color Black Crown Race 30 Defined Color Black S

Shimano Dura-Ace FC-R9200 Left Crank Arm - 170mm Black CheckoutSpec= 30.9/185mm - Black compatible with 91011 speed chainsShimano Dura Ace FC R9200 Left Crank Arm 170mm Black. Replacement left crank arms for various Shimano Dura Ace cranksets. TECH SPECS Color Black Length 170 Spindle Interface Type Hollowtech II