Reading
I posted a video demonstrating the suppression level of a GM9 on a Ruger 22/45 using CCI's "Quiet-22" rounds. But that was indoor, here is one outdoors and with a walk back of about 25 yards.
![Pinterest](http://pinterest.com/pin/create/button/?url=http://www.vdmsr.com/2016/05/2245-ruger-w-gemtech-gm9-outdoors.html&media=https://i.ytimg.com/vi/kHSS4Y-cRwo/0.jpg&description= I posted a video demonstrating the suppression level of a GM9 on a Ruger 22/45 using CCI's "Quiet-22" rounds. But that was ...){kind=link}