This guide details the process of testing a 5.56mm suppressor (Griffin Armament Optimus Micro) on a Palmetto State Armory (PSA) Rock pistol chambered in 5.7x28mm, specifically without using a booster. The demonstration focuses on verifying cycling reliability with this non-standard setup, highlighting the importance of suppressor pressure ratings and the potential for successful operation in certain configurations. The video emphasizes an experimental approach to firearm and accessory compatibility.
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