10mm vs. 40 S&W: Which Cartridge Is Better?

Bren 10 was Cooper’s creation wasn’t it?

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Dont know, just remember it from the first season of Miami Vice. Seemed pretty cool at the time. Then he went to the 45.

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I know this sounds unAmerican but I slightly prefer the Sig p220 to the 1911.

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Made a little more progress on the 10mm carbine, got the recoil parts in, barrel and handguard blasted ready for Cerakote tomorrow maybe.

Lots of mass in the ass and a Sprinco red

Barrel and handguard ready for Cerakote

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14oz buffer? Why?

Straight blowback operation, no lock or delay. We run around 10oz behind the 40’s so see how this works. Using the AR10 length recoil tube which allows a custom length buffer and 5 tungsten weights. Yee Haw.

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Went long on 304 on an ebay auction.
One of the buffers I run in the 40.

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I don’t shoot anything in the city that may cause a pass though and hurt an innocent.
Bear country; 10mm.

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