Surefire has more options for total length of the suppressor. I think there are five or six options ranging from 4" short to like 10" long
AAC basically only has the mini and m4-2k.
But still, another vote for the m4-2k for the overall cost/performance of it.
“Twenty years from now you will be more disappointed by the things you didn’t do than by the ones you did do. So throw off the bowlines, sail away from the safe harbor. Catch the trade winds in your sails. Explore. Dream. Discover.”
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