3100ft/s

6ppc with 68 gr BT 22"krieger barrel . groups open up at more then 3100 ft/s all my other kriegers i shoot best at 3200-3300 ft/s
need to test it in windy conditions to see how it react .
 
29.2 gn of N133. Barrels should be 213/4"or so to make weight for NBRSA. Don't worry about speed. It's all about the group....
Jack runs 30.4gn.
 
Do you have a borescope? Look real good at the first 6-8" from chamber. I had a couple that were bad. The lands were a different thickness. All the sudden got heavy bolt lift with new brass. And groups opened up.
 
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