Blank Firing Attachment (BFA) vs. Live Round!

PLEASE SUPPORT MAC ON PATREON (we are viewer supported): I was told that our BFA’s (Blank Firing Attachments) were designed to safely blow off the end of our M16’s should a live round vs. a blank make it into the chamber. I’ve always wondered if this were true or not, so we decided to find out! MAC T-Shirt & Patch Store (supports the channel): LAX Ammo discount: (I get no kickbacks): “MAC“