Originally Posted By: B23I have many "improved" chamberings and they all shoot just as well with fireforming loads as they do with fully formed cases, just a little slower in velocity is all.
Found that to be true with the Tac20 as well. Accuracy is outstanding,
and the 4,000 vs. 4,100fps didn't seem to matter to a coyote, several
crows and many, many marauding coons. It surely would be worth a try
in the .22-.243AI! I found other methods to be a waste of time and
money.