I run an ultra 9 on my 300NM.
It’s actually re-cored to a Gen2 Ultra from the OG… a 30-p1
Does great, a 338 SR is probably quieter, but I wear ear pro anyway and only shoot the Norma suppressed.
I run an AI, which is heavy, but recoil is a non-issue IMO running the TBAC
TBAC has it rated for...