Shimano Alivio M4000 Chainring - 22t, 64 BCD, 4-Bolt, 9-Speed, Black EA Chainrings

Y1PL98030 Shimano Alivio M4000 Chainring - 22t, 64 BCD, 4-Bolt, 9-Speed, Black Chainrings EA Black Color Black Ring Position/Type Inner Tooth Count 22 Drivetrain Speeds 9 Chainring BCD 64 Shimano Asymmetric Defined Color Black