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. 130mm bcd 42t.
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. 130mm bcd 42t.