Recent content by Jeroen S

  1. J

    FX FX Panthera tuning question

    Well, here a short update. Last week the rifle started to increase noise with each shot till the final moment where something broke and it lost pressure…. I returned the rifle to Krale shop and have to see what’s damaged. It might be that I was struggling with a mechanical problem all the time...
  2. J

    FX FX Panthera tuning question

    Thank you for your reply and I definitely will watch the youtube movie! In crease of the hammer tension increases the velocity in my situation. I went op to 3.4 and velocity is only increasing. As I am trying to find top of velocity curve -10% (ref for tuning found in this forum) I did not try...
  3. J

    FX FX Panthera tuning question

    Thank you for yor reply! Yes, that is also a possibility. For that I already purchased 21.53 JTS Dead Center to see where we end up with a slightly heavier projectile. However, this still doesn’t explain the high velocity I obtain in reference to other owners with the same rifle at higher reg...
  4. J

    FX FX Panthera tuning question

    Yes! But in my case it is a 600 mm and I only can get velocity below 900 fps at 50-55 bars with micro at lowest setting. When going up a little with micro I am immediately back at the 900 region! I have not applied any modifications, it is still as supplied by the store. Strange in my...
  5. J

    FX FX Panthera tuning question

    In this respect I would like to share something here. I am shooting springers since I was a small boy but I am new to PCP’s. Ten months ago I’ve purchased a Panthera .22 600 mm and some different types of pellets and slugs. Pellets: JSB jumbo heavy 18.13, FX 18.1, H&N Baracuda match 21.14, JSB...
  6. J

    Panthera Tunes HERE

    In this respect I would like to share something here. I am shooting springers since I was a small boy but I am new to PCP’s. A few months ago I’ve purchased a Panthera .22 600 mm and some different types of pellets and slugs. Pellets: JSB jumbo heavy 18.13, FX 18.1, H&N Baracuda match 21.14...