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<iframe width="600" height="338" src="//www.youtube.com/embed/-dvDkb7enEQ?rel=0" frameborder="0" allowfullscreen></iframe>

Summary of steps in the above video:

1. Double click on Model in the project window.
2. Suppress pedal and Part9 under Geometry.
3. Highlight Mesh, Mesh Control > Sizing.
4. Choose the Select Body under Help button and highlight the Bike Crank > Apply.
5. Element Size: 0.2 in.
6. Update to view the more refined mesh.
7. Mesh Control > Method > click on body > Apply.
8. Method > Multizone.
9. Update and check presence under Mesh (you should see Body Sizing and MultiZone.

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<iframe width="600" height="338" src="//www.youtube.com/embed/R1doGKpJ7RQ?rel=0" frameborder="0" allowfullscreen></iframe>

Summary of steps in the above video:

1. Zoom into left hole using the right mouse button.
2. Click on Mesh Control > Sizing > Select Face > click on the inside of the three small holes.
3. Element Size : 0.1 in (half the size of the overall mesh).
4. Choose the Select Body under Help button and highlight the Bike Crank > Apply.
5. Update (will refine the mesh around the holes).

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