This is a 65mm (C-band) LNB holder for Mabo 180cm offset dishes.
- 3 M5 bolts of varying lengths
- 3 M5 nuts
- 1 M5 washer
You may be able to do without the nuts and washers tentatively, because the bolt threads will cut into the plastic and hold steady.
OpenSCAD sources may be found on GitHub.
Use a suitable material for outdoor use, i.e. ABS or PETG.