Umarex HDR68/TR68 Part 3: 47 J with Z-Extensions and 91 J with HPA
Part 3 of Z-RAM’s Umarex HDR68/TR68 series covers the ASA-to-chamber setup, shooting tests, and the stated 47 J Z-Extension and 91 J HPA results.
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Umarex HDR68/TR68 Part 2: Tuning Barrel, Two Z-Extensions and Z-Drum Sealing
Part 2 completes the Umarex HDR68/TR68 tuning setup with the barrel, two Z-Extensions and Z-Drum, covering Z.68s fit, sealing and a CO₂ chronograph test.
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Umarex HDR68/TR68 Part 1: PowerPin for More Power and Z-Extension Preparation
Part 1 of Z-RAM’s Umarex HDR68/TR68 series covers the PowerPin, the power-versus-shot-count tradeoff, and preparation for a Z-Extension or ASA adapter.
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Umarex .68 Pepperballs: Packaging or Loaded-Magazine Storage?
Humidity protection and safe marker storage are separate checks. A prefilled magazine describes the supplied product, not permission to leave a marker loaded.
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