Wardrobe pantograph pull down hanging rail

I marked the part with red on one of the pics. So the thing is my wife broke it some time ago.

What I did is I copied the design of the original part and printed it vertically (T shape) because it's harder to print cylinders horizontally.

It worked well for a while but then my wife broke it again...

I figured out the reason - If the part is printed vertically, it is not strong enough (due to layer positioning being opposite to the direction of force typically applied during regular us