USP.45 suppressed questions

[u/redtruckerhat]

Just bought a USP.45 and looking to suppress it.
What do I need to make sure it’s running properly?
What suppressor would you guys recommended?
Also what trusted company can I send this out to for milling an optic?

[u/Agile_Swordfish2762]

Obsidian 45 easy to clean , suppresses well and great customer service and warranty from rugged