Beseler Enlarger Focus Extension Knob
prusaprinters
<p>This a replacement knob for MX Beseler enlarger to aid in focusing. It requires a focus whip.</p><p><a href="https://www.amazon.com/Fotga-Flexible-Speed-Crank-Follow/dp/B00KBTQJ0K/ref=sr_1_3?keywords=follow+focus+whip&qid=1664056902&qu=eyJxc2MiOiIyLjg2IiwicXNhIjoiMi42OCIsInFzcCI6IjIuMjUifQ%3D%3D&s=photo&sr=1-3">https://www.amazon.com/Fotga-Flexible-Speed-Crank-Follow/dp/B00KBTQJ0K/ref=sr_1_3?keywords=follow+focus+whip&qid=1664056902&qu=eyJxc2MiOiIyLjg2IiwicXNhIjoiMi42OCIsInFzcCI6IjIuMjUifQ%3D%3D&s=photo&sr=1-3</a></p><p>I made this awhile ago and my crappie memory seems to think it's a tight fit getting the knob on the enlarger shaft, I believe I heated mine a bit before pressing it on.</p><p>I included the fusion360 files if you want to alter it.</p>
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