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Bike Derailleur Pulley Bicycle Rear Jockey Wheel Set 16T+12T Ceramic Bearing Guide Roller Idler Lightweight Carbon Fiber-in Bicycle Derailleur from Sports & Entertainment

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$ 50.09

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  • Weight : 66-76g / 2.3-2.6oz
  • Size : 12T+16T * 79L
  • Material : Carbon fiber & Aluminum alloy
  • Color : Black / Black & red (optional)
  • Type : Bike Derailleur Pulley
  • Components : Derailleurs
  • Total Capacity : ---
  • Gears : 12 Speed
  • Material : Carbon Steel
  • Model Number : 8700RC / 8800RC