This direct mount chainring coincides perfectly with the Afterburner Modular Crank. The megatooth design allows you to put all of your power through without worrying about dropping your chain. - Material: Steel - Precision CNC-machined AL7075/T6 - Long tooth profile enhances chain retention - Thick Thin tooth design for maximum chain engagement - SH12: Compatible with Shimano 12s chain
FSA's Pro Road chainrings are made from CNC-machined 7000-series aluminum for low weight. The teeth are ramped and pinned for excellent shifting, too.
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