XYZPrinting Da Vinci 2.0 Duo - T8x2 Lead Screw update

I use Repetier firmware and original mainboard and E3D-V6 head.

Lead Screew: THSL-300-8D https://goo.gl/MOl7Nq

8pcs M3x20 bolt and nuts and washer.
I use more 2pcs original bolt.

Coupling 5/8mm: https://goo.gl/CP6q75
(Original Coupling not good)

Z step/mm modification 2560 to 400 IMPORTANT !

I use Matchbox PETG (purple and gold)

made by Fusion360

Lead screw: https://youtu.be/wtyrXERCfqA
Coupling: https://youtu.be/1DGvG1mQxw4


This upgrade works fine. :-)

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