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Creeper · July 22, 2012, 09:55 PM

A .243 AR has to be built on a .308 or "AR-10" chassis, mostly because of the cartridge OAL... Lots of makers, but none real cheap.
You can build short 6mms on an AR15 lower however... in fact, one is called 6mmAR.

Cheers,
C

July 22, 2012, 09:55 PM	#2
Creeper Senior Member Join Date: September 9, 2008 Location: Woooooshington Posts: 1,797	A .243 AR has to be built on a .308 or "AR-10" chassis, mostly because of the cartridge OAL... Lots of makers, but none real cheap. You can build short 6mms on an AR15 lower however... in fact, one is called 6mmAR. Cheers, C __________________ Shoulder Drive Nicholson Club