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Sound is measured in units called decibels. CCI says its a 75 percent reduction in noise over conventional ammo. The Quiet -22 uses a standard LR case and bullet size, but its powder charge is engineered to produce very low noise. 308 where the bolt moves rapidly to take care of this in a few shots. My 22/45 Lite cycles everything i run through it but primarily gets shot with SK Std + that is subsonic. 22 Long Rifle ammo features a 40-grain bullet fired at a subsonic, 710 fps.

It takes time for some springs in this weapon to set and have a long life. There is No guarantee that it will function properly WITHOUT a suppressor. The PSG 22 will also have issues cycling subsonic ammunition with the use of a suppressor. Even box to box, 22lr ammunition varies greatly. YOUR gun will likely vary from any other that you pick up off the shelf. Some experimenting will be necessary to find the best combo for YOUR gun. As is the case with most all 22lr firearms they are all independently picky. Post Break in / experimentationĪfter the break-in period is complete the gun should run most all types of ammo. It is the nature of a match 22lr round to be sub-sonic as the bullet will stabilize better. In many cases some subsonic ammunition has more pressure than some match loads. Regarding accuracy, I tested the Bergara at 30 yards, my usual semi-auto zero range. The Winchester 42gr Max bullets shot the highest velocity for a subsonic round tested and gave good accuracy but I did have stoppages with this round. If access to high velocity is not available, the use of standard velocity should suffice, but please avoid most match loads as they are very underpowered. That’s all fine, as you never get a rifle to shoot all the tested rounds ok, especially a semi-auto. POF recommends a break-in of around 500 rounds of high velocity such as those listed on the recommended ammunition list. A buddy of mine suggested getting some for pests that he and I will be dispatching, and keeping the noise down will be a plus. Low pressure, lower powered, or low quality ammunition is often inconsistent and anything below High velocity will struggle to cycle properly when not fired suppressed. I'm wanting to get subsonic rounds for my Remington 597 and I'm wondering if anyone has any experience with what brands work, and which work the best for cycling through, and for overall performance.

The PSG 22 needs as much gas pressure as possible to eject, extract, reset the hammer, and feed a new round, much like other 22 LR pistol. When we say "fast cycle" we are talking about the amount of burnt powder a fired case ignites to cycle back the bolt carrier.

industry standards, in the PSG 22 for optimal function.ĭue to its blow-back operation, a fast cycle of the action is required to achieve proper ejection, extraction and hammer reset. We only recommend the use of high velocity or hyper-velocity ammunition, manufactured to U.S. It is chambered for and designed to properly function with the. The PSG 22 is a short barreled blow back operated 22 LR pistol. IMPORTANT NOTE REGARDING AMMUNITION FOR THE PSG 22