AR15 - Catastrophic Jam
#3
(11-22-2023, 06:12 AM)grayfox Wrote: The "magnum band" at the bottom comes from gas pressure from the too-hot of a load.  The case is not moving at that time but that overpressure happens while it is still in lock up.  That bottom portion is not supported by the chamber, so is able to expand.

Okay, good to get the exact mechanism. Thx
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Messages In This Thread
AR15 - Catastrophic Jam - by alwie - 11-22-2023, 02:18 AM
RE: AR15 - Catastrophic Jam - by grayfox - 11-22-2023, 06:12 AM
RE: AR15 - Catastrophic Jam - by alwie - 11-22-2023, 02:54 PM
RE: AR15 - Catastrophic Jam - by StoneHendge - 11-22-2023, 07:27 PM
RE: AR15 - Catastrophic Jam - by alwie - 11-22-2023, 10:28 PM
RE: AR15 - Catastrophic Jam - by SpeyRod - 11-25-2023, 06:08 PM

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