The Shimano FC-RX820 crank balances weight savings optimized efficiency and an array of gearing options that cater to the segmented demands of mixed-terrain riding.

Color	Black
Rings	40
Number of Chainrings	Single
Crank Length (mm)	170
Crank Intended Use	Gravel
Drivetrain Speeds	12
Weight	644
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	Shimano Hollowtech II
Chainring BCD	110 Shimano Asymmetric
Chainline/Hub Compatibility	135/142 Road Disc Hubs > 415 mm Chainstay
Defined Color	Black
Crank Length	170Mm
Chainring Configuration	40T Single