Please help trident clone

[showell]

I have a trident clone which I absolutely love and hope to end up with the real deal one day. But for now it's what I got I lost 1 of the washer/screw and cannot find replacements does anyone know of a place except the Phillipeans shipping is to much that route please and thank u in advance

 

[showell]

any ideas or is there something else I could use to take that screws place?

 

[JBL-37]

Post nut? Pm headed your way.