Efficient and Stiff Front Single Crankset for Gravel Adventures. The Shimano CUES FC-U6040-1 HOLLOWTECH II Crankset offers superior chain retention and a stiff yet lightweight design boosting confidence on long gravel rides.

HOLLOWTECH II Hollow-forged Crank limits weight while optimizing power transfer

Dynamic Chain Engagement+ special gear tip shape improves chain engagement and retention for smooth riding over rough terrain

For frames with 68/70mm bottom bracket shells

BB-RS501 or BB-RS500-PB bottom bracket recommended (sold separately)

50mm Chainline

152mm Q-factor

Compatible with LINKGLIDE AND HG 11-speed chains

Rings	40
Number of Chainrings	Chain Retaining Single
Drivetrain Speeds	11
Chainring BCD	110 Shimano Asymmetric
Chainline/Hub Compatibility	135/142 Road Disc Hubs > 415 mm Chainstay
Color	Black
Crank Length (mm)	170
Crank Intended Use	Road
BB Included	No
Pedal Spindle	9/16"
Spindle Interface Type	Shimano Hollowtech II
Defined Color	Black
Crank Arm Length	170Mm
Chainring Size	40T