I know this is not 100% fair since I used Supersonic in the 5.7x28 and subsonic in the 9mm, but still fun to see the guesses.
Equipment used:
Glock 34 with Rugged Obsidian 9 short and long Configuration, and CGS Mod 9Sk
PSA Rock with OSS / HukWrx Rad 22
Meter: My Ears...
Equipment used:
Glock 34 with Rugged Obsidian 9 short and long Configuration, and CGS Mod 9Sk
PSA Rock with OSS / HukWrx Rad 22
Meter: My Ears...