Powerkit.50 V2 + Z-Extension for Umarex HDR50 TR50, export valve, Gen2 + Gen1 ,

This 2-in-1 combo gives you everything you need: the Powerkit.50 V2 for serious output and the legendary Z-Extension for even more punch. Expect up to 35+ Joules with this setup. Combine with Tuning Barrels for maximum results.

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