Shimano Dura Ace Chainring 9-speed 42t x 130mm BCD, FC-7700 Type-A Great for Tandem Timing Chainring
This chainring is nickel plated for longer life span. For best shifting performance, A-type rings should only be used with other A-type rings and B-type rings should only be used with other B-type rings.
- MFR's Part #: Y16P42000
- Model: Shimano Dura-Ace 7700/7703 9-Speed
- Type: A
- Color: Silver
- Material: Aluminum
- Teeth: 42teeth
- Bolt Pattern: 5-Bolt
Chainring
- BCD: 130mm
- Position: Inner
- Compatibility: 9-Speed
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