R.W.Dale
Member
http://www.300blktalk.com/forum/viewtopic.php?t=80598&start=10
This thread has the numbers but in a nutshell a carbine length 5.56 has roughy 27k psi to cycle the bolt at the gas port. A pistol length 300blk firing supers only 20k psi
At no point is a pistol length gas 300blk "overgassed" compared to the 5.56 pressure the system was designed around.
This thread has the numbers but in a nutshell a carbine length 5.56 has roughy 27k psi to cycle the bolt at the gas port. A pistol length 300blk firing supers only 20k psi
At no point is a pistol length gas 300blk "overgassed" compared to the 5.56 pressure the system was designed around.