How many rounds did it take? A friends proof kept getting faster past 400 rounds. I’ll be taking mine to a 2 day match and it’ll have about 200 on it by then. Little worried about it speeding up mid match.
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It sped up somewhere between 180-250. I believe though it was closer to the 180-200 mark. I just didn't chronograph until 250 rounds to confirm but it started shooting high at 1,000 yards in that 180-200 mark. I don't know if its just because they run a tighter bore/groove diameter or what. Not a huge deal, just have to put a few more rounds down range to make sure its good to go. Honestly I shot ammo at the last match that had sped up 30 fps from the time I loaded the ammo until the day before the match. Since it was already loaded I was out of luck and out of my node too. Went from an ES of 21 to an ES of 41. Funny thing was it still shot well at 100 yard and had no problem making a first round impact at 1100 yards at the match so as long as you run at a lower node in anticipation of it speeding up you should be fine.