• Mounting standard: For single chainring conversions with Shimano Asymmetric 96mm BCD interface cranksets • Compatibility: Works with 9 to 12-speed chains • Narrow wide profile design: Keeps chain firmly in place in the most aggressive terrain, no need for a chain guide • Precision Chain Line: Stepped bolt holes provide pin point accurate chain line • Quality Production:7075 aerospace alloy with full CNC finish
