Thread: Ultegra 9 spd. triple 39 ring ?
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Old 01-08-19 | 06:46 PM
  #4  
Steve B.
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Update:

Photo of the large ring, a 52 tooth in 130BCD and a photo of the crank L arm.

I see 6603, so will try to source that and Yes, it’s a ramped/pinned middle ring. I’ll likely replace the 52 as well, the small is a replacement 26
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