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Shimano Dura Ace 2×11-speed FC-9000 52/36 172.5mm 牙盤 (複製)

商品說明

With a unique four-arm spider and Hollowtech II construction putting strength just where its needed, the FC-9000 chainset sets new standards for stiffness and low weight.

Features

  1. 4-arm design for same stiffness with lighter weight
  2. Hollowtech II construction
  3. Hollowglide chainrings
  4. 11-speed compatible
  5. Same bolt circle diameter for compact and traditional double chainsets means that one crankarm fits all chainring sizes

Product features

  1. Use: Road
  2. Group: Dura Ace
  3. Model: FC-9000
  4. Gradation: 53-39T
  5. Crank Arm Length: 172.5mm
  6. Q-Factor: 146mm
  7. Threaded BB shell width: 68 / 70mm
  8. Gear front: 2-speed
  9. Gear rear: 11-speed
  10. Construction: Hollowtech II
  11. Compatible Chain: HG-EV 11-speed, HG-X 11-speed
  12. PCD: 110mm
  13. Chain line: 43.5mm
  14. Weight: 618g (manufacturer information)

Material

  1. Crank arm: Aluminum Anodized
  2. Crank axle: Steel Plated
  3. Large Chainring: Aluminum Anodized
  4. Small Chainring: Aluminum Anodized