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  1. G

    Frizzen "toe"

    The curve in the front of the frizzen (toe ?) has broken off. Is this a continue shooting scenario or replace the frizzen ASAP scenario?
  2. G

    Lyman GPR Sear & Hammer

    Has anyone cut a secondary angle on the GPR sear nose as is done on a 1911 pistol sear to eliminate creep? Is there a trick to removing the hammer screw, or am I just not using enough muscle?
  3. G

    GPR Front Trigger

    I seem to shoot offhand better using the front trigger unset despite the front trigger pull being long(creep) and somewhat heavy prior to releasing. For bench shooting the set trigger does adjust the front trigger to a very nice light release. My question: on the stock Lyman GPR lock and double...
  4. G

    GPR Vent Liner length

    I recently measured the length of four vent liners for a GPR .50 cal.: two Lyman and two RMC. I came up with four different lengths. Has anyone ever looked into the barrel thickness of the .50 cal. GPR at the touchhole?
  5. G

    Hammer moves/creeps

    This issue was discussed somewhere but I cannot find where. Lyman GPR Flintlock. When pulling only the front trigger, the hammer will move/creep forward prior to falling. How do I remove the hammer movement/creep?
  6. G

    Another GPR Trigger question

    I read about my issue on some forum but don't recall where. Other posts here come close to my question but not quite. I removed the gpr trigger plate (and lock) and adjusted (messed with) the screw between the triggers and the screw behind the set trigger and also the mainspring screw. I...
  7. G

    lyman gpr adj. rear sight

    When screwed down the rear sight blade kicks to the left and the pinned front kicks right. Also, the left side of the sight blade is lower than the right side. At present, I have placed a thin plastic shim under and to the left ( 'L' shaped)just in front of the sight blade. My back up plan is to...
  8. G

    GPR Rear Sight Elevation Adj. Screw

    Can anyone inform me of the size of the Lyman GPR rear sight elevation adjustment screw? I presume it is metric.
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