@Kiwi Sapper....I didnt suggest you were....if you go into link and onto post #20 you will see reference made to swapping components AND changing load normally ment for longer hull to shorter hull be changing amount of spacers and the corrosponding LACK OF PRESSURE CHANGE ....EG it confirms you good to go...but if you had had a look you would already know this..... main part of article is swapping shot for slugs but the off shoots with tested data are pure gold for what you were asking,why I tagged you in.
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