upper swap

[denton]

are all standard ar-15 lowers 223-556.
capable of pressur upper swap .say to 450 bushmaster

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[Jamesr160@yahoo.com]

Normally they say multical, but yes I have a 50 Beowulf pistol on one. No problems.

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[Holland]

are all standard ar-15 lowers 223-556.
capable of pressur upper swap .say to 450 bushmaster

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You’d need a big bore upper to eject the brass properly. Other than that I’m sure most are made the same

[denton]

i see what ur saying i got a 9mm ar that sayes mulitcal on it

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