7mm Magnum AR [Archive] - Glock Talk

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JBJ16
02-10-2010, 04:53
What comparable cartridge can be loaded within the COAL of a 7.62mm NATO cartridge that can duplicate the ballistics of the 7mm Magnum and thus work in an AR10 platform:whistling:

Jumper
02-10-2010, 07:22
7mm Remington Short-Action Ultra-Magnum (SAUM). DPMS used to chamber it.

Chuck TX
02-10-2010, 11:41
There's a 300 SAUM AR.