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Z-RAM ZDR50 vs ZDR50v2 for Umarex HDR50/TR50: Which Housing Is Which?

Z-RAM ZDR50 vs ZDR50v2 for Umarex HDR50/TR50: Which Housing Is Which?

The original ZDR50 is the housing introduced around HDR50/TR50 internals and a concealed Z-Extension. ZDR50v2 is a separate body-kit design associated with the EX25 valve. Black housing and grip-color choices...

19 sept. 2026Z-RAM
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Z-RAM ZDR50v2 Body Kit: HDR50-L Barrel Fit and EX25 Contents

Z-RAM ZDR50v2 Body Kit: HDR50-L Barrel Fit and EX25 Contents

The identified ZDR50v2 and HDR50-L tuning-barrel combination received a positive support answer. The body kit and EX25 upgrade package still have different supplied contents.

16 sept. 2026Z-RAM
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Umarex HDR50/TR50: Z-RAM EX25 and Unthreaded 12g CO₂

Umarex HDR50/TR50: Z-RAM EX25 and Unthreaded 12g CO₂

The EX25 capsule interface is different from the ordinary unthreaded 12g arrangement. Here is how to separate the valve, its listed capsules and the ZDR50v2 housing.

16 sept. 2026Z-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.

23 sept. 2026Z-RAM
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Z-RAM EX25 vs Z-MAG: Why 16g and 20g CO₂ Labels Do Not Prove Fit

Z-RAM EX25 vs Z-MAG: Why 16g and 20g CO₂ Labels Do Not Prove Fit

EX25 and Z-MAG both name 16 g and 20 g CO₂ capsules, but their capsule connections differ. The EX25 valve takes threaded formats; the Z-MAG magazine frame uses non-threaded formats...

19 sept. 2026Z-RAM
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Z-RAM ZDR50 V2 Valve for the Umarex HDR50/TR50: More Shots and Tests up to 38 Joules

Z-RAM ZDR50 V2 Valve for the Umarex HDR50/TR50: More Shots and Tests up to 38 Joules

Z-RAM's historical ZDR50 V2 valve presentation covers threaded 16, 20 and 25 g capsules, the matching case and full HDR50/TR50 tests up to 38 joules.

26 sept. 2026Z-RAM
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Umarex HDR50/TR50: Z-RAM Tec9 Full or Original ZDR50 Body?

Umarex HDR50/TR50: Z-RAM Tec9 Full or Original ZDR50 Body?

Tec9 Full combines an HDR50/TR50 body shell, three-drum holder and modular barrel cover. The original ZDR50 Black offer focuses on its housing and grip, with a matching cover sold separately....

19 sept. 2026Z-RAM
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Z-Extension for the Umarex HDR50/TR50: The Original Housing-Adaptation Demonstration

Z-Extension for the Umarex HDR50/TR50: The Original Housing-Adaptation Demonstration

The historical Z-RAM Z-Extension demonstration for the Umarex HDR50/TR50: housing adaptation, prototype details, stated benefits and the shop announcement.

26 sept. 2026Z-RAM
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Z-RAM ZDR50 Case for the Umarex HDR50/TR50: Hidden Z-Extension, Colors and Assembly

Z-RAM ZDR50 Case for the Umarex HDR50/TR50: Hidden Z-Extension, Colors and Assembly

Z-RAM's complete historical ZDR50 case presentation: smoother black and silver finishes, grip colors, a concealed Z-Extension and the original assembly.

26 sept. 2026Z-RAM
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Guide de mise à niveau Umarex T4E HDR50/TR50 : série vidéo complète sur le CO₂ et le HPA

Guide de mise à niveau Umarex T4E HDR50/TR50 : série vidéo complète sur le CO₂ et le HPA

Suivez les trois vidéos Umarex T4E HDR50/TR50 comme une série continue qui se termine soit par une configuration au CO₂ de 12 g, soit par une conversion HPA séparée, avec...

5 sept. 2026Z-RAM
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