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- Color: Black
- Material: Aluminum
- Chainring BCD: 110
- Defined Color: Black
- Ring Position/TYPE: Outer
This fits your .
Shimano Sora 3500/3550 9-Speed Chainrings Color: Black. Material: Aluminum. Chainring BCD: 110. Defined Color: Black. Ring Position/TYPE: Outer. Drivetrain Speeds: 9. Tooth Count: 46.