Shimano 105 5703-L Triple Middle Chainring (Black) (130mm BCD) (Offset N/A) (39T) - Y1M498020
Shimano 105 5703-L Triple Middle Chainring (Black) (130mm BCD) (Offset N/A) (39T) - Y1M498020, Shimano 105 5703 10-Speed Chainrings Specs: Tooth Count39 Ring Position/TypeMiddle Drivetrain Speeds10 Chainring BCD130 ColorBlack Defined ColorBlack MaterialAluminum