10 mm PCC

3 Replies, 60 Views

There’s part of me that always thinks a rifle or carbine will always get better velocity/energy than a pistol/handgun/shorter barrel. This seems not to be true for 10 mm ammo (and others). There’s a diminishing increase above about 10”-12”, right? Is it actually diminishing out to 16”, or just no appreciable increase?

But, it seems that one can reload with slower burning powder and get better performance out of carbine/rifle length barrels. There’s also a bolt & barrel combination that delays the blow-back.

But, then, where’s the advantage? if i need pistol ammo for my G20 (clone) and different, specially loaded rifle ammo for a PCC, what have I gained? If that’s so, i may as well build a 10 mm AR pistol instead of a PCC.

Thoughts?


(Oh. I’m specifically thinking whitetail deer hunting in Iowa.)
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Messages In This Thread
10 mm PCC - by srjdsmith - Yesterday, 01:05 PM
RE: 10 mm PCC - by tommag - 10 hours ago
RE: 10 mm PCC - by olfart - 8 hours ago
RE: 10 mm PCC - by srjdsmith - 3 hours ago



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