The old version is 2mm ball screw which is prone to fail /fracture.
With the new 3mm Align ball screws pack, you can make an upgrade to the old version swashplate.
First drill a 2.5mm hole to prime a very precise straight hole
, then use a 3mm thread cutter 絲攻.
Loctite the new 3mm ball screws.
The process takes 15 mins.
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