36 For those of you who think the Moscow terror attack was fake because of the sparks emitting from the rifle (youtu.be) posted 237 days ago by winn 237 days ago by winn +36 / -0 10 comments share 10 comments share save hide report block hide replies
The shorter the barrels keep getting, the more unburned granules of propellant will be expelled into the air. The 5.56 was designed to burn in a 20 inch barrel, and the newest version of the M4 is under 14.
My 10.5 is a flamethrower without the can.