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