Fsa pro road double chainring
Fsa pro road double chainringprecision cnc machined al7075t6 alloy chainrings with shifting ramps and stainless steel pins on outer rings featuresbcd 130mm 5 bolt teeth 38 39 42 46 48 50 52 53 54 or 56t colour black or titaniumbuy fsa components from chain reaction cycles the worlds largest online bike store