Where do i get new prop blades

Build, Repair & Mod
1

I have a 2 blade diy copy

17546719744723922929711880306724
175467197447239229297118803067241920×3413 273 KB

of the foil drive gen 1 the blades have 8.3 F marked on them
I accidental broke both
Can i 3d print them?
Or. Do i need to buy new. If so where is the cheapest place to get them from in the UK
Thanks