6.5Grendel vs 5.56NATO as General Purpose AR15 Chambering
#37
LR1955 Wrote:What is it you are looking for specifically?
All things considered, I would opt for the two barrier penetration tests shown above:

- Concrete Masonry Unit (aka Cinder Block).
- Battle Barrier Surrogate (3/8" Mild Steel Plate).

LR1955 Wrote:Who knows, I may just do it and also get a 6.8 upper and also shoot what ever bullet you think is comparable.
I'd suggest PPU 6.8 SPC 115gr FMJ as the best 6.8 load to compare to PPU 6.5 G FMJ.

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6.5Grendel vs 5.56NATO as General Purpose AR15 Chambering - by stanc - 10-14-2018, 04:46 AM

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