There are some out there, I haven't tried subsonic in the Grendel. The AR I have has a 24 inch barrel and more success is had cycling with mid length or short gas setups.
Here are a couple threads from another site about subsonic Grendel loads
There are some out there, I haven't tried subsonic in the Grendel. The AR I have has a 24 inch barrel and more success is had cycling with mid length or short gas setups.
Here are a couple threads from another site about subsonic Grendel loads
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