absoluteBLACK Premium Round 110 BCD Road Inner Chainring Shimano Dura-Ace 9100 - 38t 110 Shimano Asymmetric BCD 4-Bolt BLK ModelNumber=H2389 Steerer Type Tapered Color Matte

Steerer Type Tapered Color Matte Carbon Crown Race 30 Wheel Size 700c Wheel Mount Center Offset (mm) 0 Offset 45 Material Carbon Defined Color Carbon Front Axle 12mm Thru x 100mm S

Length 280 Gender/Age Unisex Color Black Rail Material Chromoly Weight 247 Saddle Cut Out No Width 148 Material Synthetic Defined Color Black Clamp Style Std Rails

Ponytail compatible

Color Black/White Bottle Type Standard Access Style Top Weight 40 Mount Type Bolt-On Material Composite Defined Color White

absoluteBLACK Premium Round 110 BCD Road Inner Chainring Shimano Dura-Ace 9100 - 38t 110 Shimano Asymmetric BCD 4-Bolt BLK ModelNumber=H2389 Steerer Type Tapered Color MatteabsoluteBLACK Premium Round 110 BCD Road Inner Chainring for Shimano Dura Ace 9100 38t 110 Shimano Asymmetric BCD 4 Bolt Black. absoluteBLACK Premium Round 110 BCD Road Chainrings utilize absoluteBLACKs top tier design features. They are designed for new and old Shimano 4 arm cranks such as Dura Ace 9100 9000 Ultegra 8000 6800 & 105 R7000 and more. Optimized with smooth shifting in mind premium chainrings have a 6 point ramp and recess design.