Y Belt Add for Vcore3.1(or 3.0)

You can apply Vcore4.0 HYbrid XY to Vcore3.1 (or3.0).
To do this, you will need to obtain the metal parts used for the Y-belt tensioner and centripetal joiner in Vcore4, and drill holes in the front frame.
I used the motor dampers published by BRS for this model.
BOM: Nema17 motor 2ea, coupling 2ea, M5x60 Pin 2ea, 20t x 9mm pulley 2ea, 625zz bearing 4ea, F695zz bearing 8ea, 695 bearing 4ea, 8x5x1 come 8ea, other bolts & nuts.

I used the motor dampers model from BRS.