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All reloading data warnings apply....
With the 55grVMax out of a 24"BM Vmatch upper.....
H322 @ 23.0gr
COL=2.253"
primer=CCI BR1 primer
Remington cases trimmed to 1.75"
Lee factory crimp.
Clover-leaf groups @ 100yds.
For a 16" heavy-bbl upper, the only change I make is
H322 @ 22.5gr. For 16" I usually prefer 52grSP
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