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Umarex HDR50/TR50: 520 FPS and About 77 J with HPA — Part 3

Umarex HDR50/TR50: 520 FPS and About 77 J with HPA — Part 3

Part 3 of Z-RAM’s Umarex HDR50/TR50 series: the HPA setup, 520 FPS and about 77 J results, barrel extensions, bundle contents and ZDR50 V2 comparison.

17 aug. 2025Z-RAM
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First Strike FSC / PepperBall TCP: +24-Joule or 75-Joule Bundle?

First Strike FSC / PepperBall TCP: +24-Joule or 75-Joule Bundle?

The +24-Joule bundle groups steel internals, Z-MAG and chamber-extension parts. The 75-Joule offer adds barrel equipment but has a different projectile selection. Compare their actual contents and the different meanings...

29 okt. 2024Z-RAM
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Umarex HDR50/TR50 Upgrade Packages: What Separates the 35-, 40- and 80-Joule Offers?

Umarex HDR50/TR50 Upgrade Packages: What Separates the 35-, 40- and 80-Joule Offers?

The 35- and 40-Joule CO₂ offers and the 80-Joule HPA offer group different chamber, barrel and handling equipment. Their energy figures describe the seller’s complete configurations; the marker and model-specific...

24 sep. 2025Z-RAM
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Umarex T4E HDP50/TP50 vs HDR50/TR50: Compatibility and Feed Systems

Umarex T4E HDP50/TP50 vs HDR50/TR50: Compatibility and Feed Systems

Compare the Umarex T4E HDP50/TP50 and HDR50/TR50 .50 marker families by feed path, projectile shape, barrel route and generation before transferring any part.

18 apr. 2024Z-RAM
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Umarex T4E HDR50/TR50 Uppgraderingsguide: Komplett CO₂- och HPA-videoserie

Umarex T4E HDR50/TR50 Uppgraderingsguide: Komplett CO₂- och HPA-videoserie

Follow de tre Umarex T4E HDR50/TR50-videorna som en sammanhängande serie som slutar antingen med en 12 g CO₂-setup eller en separat HPA-konvertering, med exakta paketgränser.

13 jan. 2025Z-RAM
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First Strike FSC, Part 2: ASA-to-Chamber Adapter Installation and 85 J Test

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.

10 jan. 2026Z-RAM
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Umarex HDR50/TR50 Z-Extension Prototype: First Test and 50 FPS Difference

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.

21 juni 2026Z-RAM
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Z.50 Prototype Tests: Standard Umarex HDR50/TR50 and Tuning-Kit Comparison

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.

29 juli 2026Z-RAM
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Umarex HDP50/TP50 Compact PowerKit: 25+ Joules, Valve Function and Fit

Umarex HDP50/TP50 Compact PowerKit: 25+ Joules, Valve Function and Fit

The Compact-specific PowerKit.50 pairs a valve insert with a stainless-steel pin. Read the seller’s temperature-dependent 25+ Joule output claim alongside its 7.5-Joule starting-version scope, materials and actual contents.

21 sep. 2024Z-RAM
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Z.68s Projectiles, Z-MAG and Z-DRUM: Full Original FSC/TCP and Umarex .68 Presentation

Z.68s Projectiles, Z-MAG and Z-DRUM: Full Original FSC/TCP and Umarex .68 Presentation

The complete original Z.68s presentation covers shape, weight, Z-MAG and Z-DRUM fit, FSC/TCP, Umarex HDR68/TR68 and HDS68/TS68, plus upcoming tests.

8 mars 2025Z-RAM
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Pistelle X-68: Where Does the Spare-Magazine Holder Mount?

Pistelle X-68: Where Does the Spare-Magazine Holder Mount?

The 11 mm Z-RAM holder uses the Pistelle X-68’s original rail; the 21 mm version belongs to the rail on Z-RAM’s barrel cover. Both combine spare-magazine storage with a vertical-grip...

15 jan. 2026Z-RAM
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Beeman BP50 ASA Tuning Chamber: HPA Performance and AL7075 Design

Beeman BP50 ASA Tuning Chamber: HPA Performance and AL7075 Design

The Beeman BP50 ASA chamber is an enlarged AL7075 replacement chamber supplied with a closure cap and seals. Its 80-Joule HPA headline needs to be read separately from the component’s...

23 apr. 2024Z-RAM
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Why Do Z-RAM Tec9 .50 Covers Look Different in One Video?

Why Do Z-RAM Tec9 .50 Covers Look Different in One Video?

The two-tone appearance in one Tec9 .50 presentation came from an accidentally selected cover made with different printing material. It is not presented as the intended finish of the matching...

26 juli 2025Z-RAM
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Z-RAM Z.68v2 10 g: FSC Test Results of Almost 40 and Almost 55 Joules

Z-RAM Z.68v2 10 g: FSC Test Results of Almost 40 and Almost 55 Joules

Historical Z-RAM Z.68v2 10 g projectile tests with the Tiberius First Strike FSC: short barrels, CO₂ conditions and reported results of almost 40 and 55 joules.

20 nov. 2024Z-RAM
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Z-RAM PowerPin for the First Strike FSC: A Reported Gain of 41 FPS

Z-RAM PowerPin for the First Strike FSC: A Reported Gain of 41 FPS

Z-RAM's historical First Strike FSC PowerPin test: a reported 41 FPS gain, long-barrel conditions and the warning that this is not an original First Strike part.

2 jan. 2025Z-RAM
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Umarex HDR50/TR50 ZDR50 CO₂ Packages: 35 J with 12g or 23 J with EX25?

Umarex HDR50/TR50 ZDR50 CO₂ Packages: 35 J with 12g or 23 J with EX25?

Z-RAM’s two ZDR50 CO₂ packages use different valve and chamber arrangements. Compare the 35-Joule original ZDR50 offer with the 23+ J EX25-based ZDR50v2 package and its threaded-cartridge format.

25 dec. 2025Z-RAM
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