Brilliant. You know how I love the lowbrow humor.
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This kind of made me laugh: http://www.armslist.com/posts/740096...lackout-pmags-
Attachment 72190
EDIT: well shit, turns out they do make a specific mag for 300blk, I thought they were the same thing
I think they are identical except for the marking. I guess *because*
Internal geometry and maybe the follower.
https://www.magpul.com/products/pmag...gen-m3-300-blk
I have some 300BLK magazine conversion kits that have always worked reliably (and amazingly, still CO legal...)
(Stock pics from web)
https://uploads.tapatalk-cdn.com/201...da30e8a37d.jpghttps://uploads.tapatalk-cdn.com/201...1bef06cef7.jpg
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