Chopped my T3 back to 22" and put a DPT can on, at 24" with the 162 AMax and N560 I was getting 3090 fps, after the chop and can the same load produced 3123 fps ! Not what I was expecting, grouping improved too.
Only other factor that I thought might have influenced this was velocity measured at 24" was at the NZDA range in Upper Hutt, at 22" at the NZDA range Christchurch.
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