You will need 2 compression springs that slide on the rods. And 4-8 M3 bolts, depending if you want the back cover, as it is not needed.
I used this: https://www.aliexpress.com/item/1005003857043201.html?spm=a2g0o.order_detail.order_detail_item.5.78daf19cQPkz9Y
Print in the provided orientation at .2mm. The bolt holes have a sacrificial layer that is .2mm thick.
The author marked this model as their own original creation.