Description
- Model: FC-RXS
- Name: Semi-Closed dual chainrings
- Material:7075-T6 Aluminum Alloy(Full CNC+Surface Anode)
- Number of Teeth: 46/48/50/52/54/56/58T
- Spider: 11 and 12 speed, BCD 110×4 Shimano®
- Compatible: Shimano 105 / Ultegra /Dura-Ace, 110BCD Road Cranks
