Recent content by ironmonger

  1. ironmonger

    TJ barrels for Impact - I Placed the order - more about grinding

    A few years ago I was facing a similar situation. I was building a gauge pin to align a barrel using the method that SoCalTrail was referring to. While machining the gauge pin on my lathe is not impossible (my lathe has excellent headstock bearings) it is tedious. The target diameter was...
  2. ironmonger

    Benjamin Discovery Altaros versus Huma

    I'm new to the forum, but I did search for a comparison of the Altaros versus Huma regulators and found nothing comparing them. Can someone compare them and list the relative merits of each? I have a Benjamin Disco that has been fitted with a BNM breech and shroud. I built a power adjuster but...
  3. ironmonger

    Camera concepts! Need help

    @ekman61 'Indoors I get better result. The IR-flashlight lights up the target, but when I go from daylight to night vision the reticle is no longer in focus anymore. ' Infra red and visible light focus at different focal lengths. If you have an old SLR camera you can see the IR focus index on...
  4. ironmonger

    Using Nitrogen vs. compressed air fills for Carbon Fiber fill Tank

    New to this forum, but I am a long time user of cylinder gas and dealing with weld supply shops. Most of them want proof of ownership to verify that the tanks are not stolen. There is also the matter of pressure testing. If you lease the tanks, the supplier is responsible for the periodic...