Editing Step 20 —
Attach Ball Joint Arms

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For this step locate the 3 white ball joint pieces, six #4, 3/8" screws, and six #4 washers.

Press each ball arm over the mounting posts on the effector platform.

Fix each ball arm into place using two #4, 3/8" screws and two washers.

The completed assembly should look like the example in the last photo.

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