Yep, good things to take into consideration. To maximize performance in a longer bbl you'd most likely be using a slower powder than would be ideal in the g20. My thoughts are completely uneducated as I've never had a 10mm.
10 mm PCC
3 Replies, 526 Views![[-]](https://www.alpharomeo15.org/images/roundo/collapse_collapsed.png)
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RE: 10 mm PCC - by tommag - 05-17-2026, 04:53 PM
RE: 10 mm PCC - by olfart - 05-17-2026, 06:20 PM
RE: 10 mm PCC - by srjdsmith - 05-17-2026, 11:25 PM
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