ABSOLUTEBLACK OVAL 110mm 50T 4B 2X 9100 CHAMPAGNE 104mm 4-BOLT Available in multiple chainring combinations

Available in multiple chainring combinations and crank arm lengths

An assortment of 48 spacers and wave washers for adjustments

Does not include JIS square taper BB

Nickel plated for wear and corrosion resistance

2 CNC machined 6061 cone spacers

ABSOLUTEBLACK OVAL 110mm 50T 4B 2X 9100 CHAMPAGNE 104mm 4-BOLT Available in multiple chainring combinationsPremium Shimano 110 4 bcd compatible oval chainrings are designed for Dura Ace 9100 and Ultegra 8000, but can also be retrofitted to 9000 and 6800 series cranks Expertly CNC machined from 7075 aluminum and type II anodized for a long lasting contruction and finish Ramps on big rings are specially configured for combinations: 50 34, 52 36, 52 38, 53 39T other combinations will work but may require more derailleur adjustment *30T can only work with 46T