Closeout - Shimano 6800 / 9000 110x4 CX1 Chainrings

Premium Cyclocross 110bcd x 4 arm oval chainrings designed for current Shimano cranks (Dura-Ace 9000, Ultegra 6800, Shimano 5800). Ideal for 1X conversion of your current road double crank. Narrow-wide chainring. Size (Mass +/-1g): 38T (65g), 40T and 42T coming soon Color Black, Racing Red Compatibility Shimano Dura-Ace 9000, Ultegra 6800, Shimano 105 5800, Tiagra 4700 and similar Material CNC machined 7075 Txxx Aluminum Finish type II anodizing Ovality 38T- 11.4% ; Timing of 110.5 after TDC (top dead center) - Patent Pending