Shimano Dura-Ace 7900 10 Spd Outer Chainring - B-Type

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Shimano Dura-Ace 7900 10 Speed Outer Chainring - B-Type


  • Exclusive for Dura-Ace 7900/7950 standard and compact cranksets
  • Nickel plated duraluminum: 10-speed SIS compatible
  • Outer chainrings are hollow-forged and machined with integrated (blind) threads for optimized strength-to-weight
  • For best shifting performance, match F-type, A-type or B-type chainrings


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