ABSOLUTEBLACK OVAL 110mm 46T 4B GRAVEL 1X BLACK 9-SPD Extremely reliable and efficient bottom

Extremely reliable and efficient bottom brackets with coated ceramic bearings

Compatible with all 11 speed systems

Dual purpose single speed cassette cog or 6-bolt disc fixed cog

Water grooves

Powerful dual pivot brake with skeletonized design to reduce weight

ABSOLUTEBLACK OVAL 110mm 46T 4B GRAVEL 1X BLACK 9-SPD Extremely reliable and efficient bottomReliable, light and darn good looking Designed for all Shimano 4 bolt cranks like Dura Ace 9100, 9000, Ultegra 8000, 6800 and many others Compatible with Shimano Dura Ace 9100, R9120, R9150 & R9170 Di2, Ultegra 8000, R8020, R8050 & 8070 Di2., 105 R7000, R7020, R7070, Dura Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700 cranks Oval chainrings have been shown to improve traction and reduce leg fatigue Narrow Wide tooth profile helps prevent