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Recent content by Stainless75

  1. S

    Which small rifle magnum primer for 6.5 Creedmoor

    CCI 450, since I have lots of them. SD is around 4-7fps when I measure.
  2. S

    Bolt carrier mass choices

    I assembled a JP LRP-07 build kit a few years ago. 6.5 CM, 24 inch Proof Research CF barrel, Hi Pressure bolt (JPEB-308HP), LMOS carrier (JPBC-4SP) and H2 SCS buffer (JPSCS2-10H2). I mostly shoot SRP Starline brass with 140gr ELD-M or Hornady Match 140gr HPBT in this rifle with 41.9gr of H4350...
  3. S

    Hornady 62gr FMJBT accuracy???

    SIG 516, 1-7 5.56x45 chamber, 14.5 inch chrome-lined barrel, 5 shot group around 1 inch at 100 yards. 25.2gr 8208XBR, LC brass (weight sorted, 93gr +-0.5gr), CCI400, BTO: 1.835, 2820 FPS. SIG M400, 1-7 5.56x45 chamber, 16 inch Nitride barrel, 5 shot group around 1.5 - 2 inches at 200 yards, but...
  4. S

    Best 6.5 creedmoor barrel

    I use a 24 inch Proof Research carbon fiber rifle+2 barrel in a JP LRP-07. This is with a JP low mass carrier and the JP SCS H2 buffer (two W weights) with a JP adjustable gas block. Starline Brass comes out perfect with 41.9gr H4350, 140gr ELD-M, CCI450. Even with the over-pressure (IMO)...
  5. S

    300 Norma with US 869

    I have used US869 in 300 Norma. Rifle is an AI AXSR, 27 inch barrel. 230gr SMK, CBTO: 2.816 (40 thou off the lands, I think), Norma Brass, Fed 215 primers, 6 shot ladder: (it's all the components I had at that time) 95gr: 2817 FPS 96gr: 2852 FPS 97gr: 2911 FPS 98gr: 2953 FPS (primer started...