First Strike FSC Z-Extension, Part 1: 51 J and 67 J Comparison with a 7-Inch Barrel
Z-RAM compares the First Strike FSC with and without the Z-Extension, using the Z-Mag, 20 g capsules, Z.68s projectiles and a 7-inch barrel.
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Z-RAM GUIDE
Z-RAM technical knowledge
Z-RAMガイド
Practical product, compatibility and installation guides for Z-RAM systems.
Z-RAM Projectiles, Calibers and Shop Tour: Z.68, Z.50 and Accessories
Z-RAM presents Z.68v2, Z.68S, Z.50 and Z.50 V2 projectiles, their stated compatibility, the Z-Drum and Z-Mag, plus the original shop offers.
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Z.50 Prototype Tests: Standard Umarex HDR50/TR50 and Tuning-Kit Comparison
Z-RAM compares Z.50 prototypes in the 11 J HDR50 and tuning-kit setups, discusses the results and previews the next Smith & Wesson project.
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Umarex HDR50/TR50 Z-Extension Prototype: First Test and 50 FPS Difference
Z-RAM tests the HDR50 Z-Extension prototype with Devastators, compares barrel setups and presents the original October 2022 preorder offer.
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Umarex HDR50/TR50 Tec9 Body Kit: Build and Presentation
Z-RAM presents the Tec9 body kit for Umarex HDR50/TR50, its assembly, EX25 valve, drum holders, barrel covers and short or long configurations.
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Umarex HDR50/TR50 Tec9: Long Version, XXL Barrel and CO2 Options
Z-RAM presents the long Umarex HDR50/TR50 Tec9 build, its XXL barrel extension, CO2 options, stock and projectiles, then demonstrates the conversion.
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Umarex HDR68/TR68 Tec9 Body Kit: Assembly and Modular Builds
Z-RAM presents its Tec9 body kit for Umarex HDR68/TR68, the full assembly, modular barrel covers, CO2 options and Z.68v3 and Z.68s projectiles.
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First Strike FSC and PepperBall TCP: Z.68s Barrel Adaptation and Four CO2 Capsule Tests
Z-RAM adapts the FSC/TCP barrel for Z.68s projectiles, prepares the magazine and compares 8, 12, 16 and 20 g CO2 capsules on the chronograph.
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First Strike FSC, Part 2: ASA-to-Chamber Adapter Installation and 85 J Test
Z-RAM installs the ASA-to-chamber adapter on the First Strike FSC, loads Z.68s projectiles and records up to 439 FPS with the 16-inch setup.
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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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