Wille, that should work fine. I have an adjustable shot measure that came with a 16 gal Lee Loader 40 years ago. Thru careful experimentation I found what gives charges which actually weigh 1 and 1 1/8 oz with the #6 &#7 shot I use.

'Four legs good, two legs baaaad."
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"Jimmy, some of it's magic,
Some of it's tragic,
But I had a good life all the way."
(Jimmy Buffett)

SotG