Guias Z-RAM

Practical product, compatibility and installation guides for Z-RAM systems.

HDR50/TR50 Powerkit Selection: Match Gen1, Gen2 and the Exact Package compatibility and purchase guide

Umarex HDR50/TR50 PowerKits: 20–30 J or 25–35 J, and Why Packages Differ

For the 7.5-J Umarex T4E HDR50/TR50, Z-RAM lists 20–30 J for the Powerkit.50 V2 and the firing-bolt package, and 25–35 J for the PowerKit plus Z-Extension package. These are stated output ranges for the...

Read guide

Z-RAM PowerKit.50 V2 for Umarex HDP50 and TP50 7.5-Joule Gen1 and Gen2

Umarex HDP50/TP50 PowerKit.50: 7.5-J and 13-J Offers Compared

The standalone HDP50/TP50 PowerKits have similar supplied components but different version and energy descriptions. Compare the 7.5-Joule Gen1/Gen2 offer with the 13-Joule offer whose detailed body specifies Gen2.

Read guide

Z-RAM HDP50 and TP50 7.5-Joule Starterkit with PowerKit and steel bolt

Umarex HDP50/TP50 Starterkits: 20–30 J or 25–35 J with Z-Extension?

The HDP50/TP50 Starterkit offers combine a PowerKit and steel bolt, with a separate larger package that also includes Z-Extension. Compare the four actual offers by original version, supplied parts and attributed output.

Read guide

Z-RAM PowerKit.50 V2 for 7.5-Joule Umarex HDR50 and TR50 models

Umarex HDR50/TR50 PowerKit.50: Joule Claims for the 7.5-, 11- and 13-Joule Versions

Z-RAM’s PowerKit.50 listings describe different original HDR50/TR50 versions. Compare the advertised energy figures and real kit differences without confusing the marker generation with the V2 product name.

Read guide

Z-RAM steel barrel and supplied parts for Umarex HDP50 TP50 Compact

Umarex HDP50/TP50 Compact Barrel: Gen1 or Gen2?

The Compact name and the generation answer different questions. Identify the correct HDP50/TP50 barrel offer before comparing its materials or included parts.

Read guide