power meter spider Type S FSA BB386EVO
Price:
The BCD (bold circle diameter) determines the chainrings: BCD 110 = 5-bolt (50/34) and (52/36). BCD 130 = 5-bolt (53/39 or bigger).
Price:
The BCD (bold circle diameter) determines the chainrings: BCD 110 = 5-bolt (50/34) and (52/36). BCD 130 = 5-bolt (53/39 or bigger).