My thanks @outlander for you information. I shall stick with the WAA12 wads as they are a nice fit for the slug and I have i i/2 bags of them :>)
Surprised that I wasn't too far off with my starting figure of 23 grains..
They will be fired from a 20 inch barrel and as I am interested in the effective range can you give an opinion on that? Effective IMHO being up to 6 inches off the bull.......or is that the best I can expect.
I ask 'cos this week I found I grouped 4 of 5, 6 inches off @ 50 metres and that I consider being 'cos I had only set up the red spot sight using a Nikko Stirling Bore Sight Kit to "get onto paper".
So, a comment on effective range would be greatly appreciated.
Thank You.
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