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by BF-28
06 Jul 2018, 22:47
Forum: Berget 16
Topic: HPA and the future
Replies: 56
Views: 6070

Re: HPA and the future

Joule creep is the biggest problem. My P* M27 is 301fps @0.20 and 348 fps(equvalent) with 0.30's. This year my m249 chronoed at 120ms with 0.20 and 138(equvalent) with 0.30 longbows. With a decent 22rps. None of my regs were ziptied (i ziptied them myself..) or Notting. Chronoing with joules with 0....