04-27-2012, 01:21 PM
I don't want to be limited by AR magazine OAL for Grendel in bolt action...I'd be looking to hand load long (thinking 130 gr Berger VLD).
If I find a used .243 M7, will there need to be any modifications to the M7 magazine in order to properly hold/cycle Grendel cartridges?
If I find a used .243 M7, will there need to be any modifications to the M7 magazine in order to properly hold/cycle Grendel cartridges?

