First Strike FSC Z-Extension CO₂ Test: What 51 to 67 Joules Shows
The older FSC CO₂ demonstration reports 51 and 67 Joules under its stated conditions. It supports a specific observed difference, not a fixed gain for every chamber kit.
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Z-RAM GUIDE
Z-RAM technical knowledge
Guias Z-RAM
Practical product, compatibility and installation guides for Z-RAM systems.
Umarex HDR68/TR68 Starterkits: 30–35 J or 35–40 J?
The detailed descriptions give 30–35 Joules for the bolt-and-PowerKit offer and 35–40 Joules with Z-Extension. They describe whole configurations, not additive component gains.
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First Strike FSC / PepperBall TCP: 75-J CO₂ and 95-J HPA Package Claims
The 75-J CO₂ and 95-J HPA figures describe two complete Z-RAM upgrade offers. They are not a measured 20-J improvement from changing gas alone.
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Umarex HDR50/TR50 Barrel and Z-Extension Test: 15 J to 25 J
A historical HDR50 test reported 280 to 361 FPS and about 15 to 25 Joules. The result concerns the filmed barrel-and-Z-Extension arrangement, not either part alone.
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First Strike FSC Power-Pin Test: 10-Inch vs 16-Inch Barrel Gains
The historical FSC test reported a larger average Power-Pin gain with the 10-inch barrel than with the 16-inch barrel. Here is what that comparison measures.
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