Hard To Find Parts

A-8865 – Encoder Disk


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Encoder Disk for Challenge Model 20, Diamond Series, and 305 MC Cutters with Non-powered Backgauges

Part # A-8865

Encoder disk for the following Challenge cutter models:

  • Model 20
  • Diamond Series
  • 305 MC

Additional information

Please provide us with your make, model, and serial number when ordering so we can be sure we are sending you the right part!

Do not hesitate to call us and speak with Greg to make sure you are getting everything you need and remember, Greg is also happy to walk you through installing any part you purchase from Obsolete Cutter Parts.


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