Spec:AL7075 CNC SEMI-OVAL chainring BCD:130mm for Road
Size: 53-39T
Weight : 171g
Spec:AL7075 CNC SEMI-OVAL chainring BCD:110mm for Road
Size: 50-34T
Weight : 164g
Spec:AL7075 CNC SEMI-OVAL single chainring BCD:144mm for Road
Size: 50T
Weight : 112g
