Shimano Sora R3030 (non-chainring guard model) 30t 74mm 9-Speed Inner Chainring, Black EA Chainrings

Y1VD30000 Shimano Sora R3030 (non-chainring guard model) 30t 74mm 9-Speed Inner Chainring, Black Chainrings EA Black Ring Position/Type Inner Tooth Count 30 Drivetrain Speeds 9 Chainring BCD 74 Shimano Asymmetric Color Black Defined Color Black