Shimano Dura-Ace 7900 B-Type Inner Chainring (130mm BCD) (39T)

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Shimano Dura-Ace 7900 10-Speed Chainrings

Features:
  • B-Type, for use with 52 or 53 tooth B-type outer chainrings
  • Designed for use with 10-Speed asymmetrical Shimano road chains: CN-7901, CN-6711 and CN-5701
Specs:
Tooth Count39
Ring Position/TypeInner
Drivetrain Speeds10
Chainring BCD130
ColorSilver/Black
Defined ColorSilver
MaterialAluminum

This product was added to our catalog on June 4, 2020