Step 1: When propellant gases expand from the small barrel chamber into open air, the rapid pressure and temperature change creates the characteristic loud gun-blast sound.
Step 2: Supression: Silencers reduce the noise by giving gases a larger, contained space to dissipate and cool before exiting. Internal baffles (1) divide the silencer into various expansion chambers (2) for maximum efficiency.
On the new ATF eForm's site when applying for an ATF eForm 4, you will notice a new banner on the Transferor's page. If you have moved your NFA firearm and never have used the ATF 5320.20 to updat...
With the new ATF Form revisions, comes other changes. One of which is the passport photo expiration date. Before the January 2026 revisions, passport photos were valid for 1 year prior to the date...
On January 1, 2026, the ATF released the new revisions of the ATF Form 1 and ATF Form 4 due to the change of the cost of the tax stamp. The $200 fee for the making of and transferring of most NFA ...