The new X(pansion)-Valve tuning valve for the Umarex HDP50 pistol is the long-awaited export kit that users of this highly effective self-defense weapon have been asking for for quite a while. The installation increases the performance of the Umarex HDP50 pistol from approx. 7.5 joules to up to 20 joules and beyond. - Provided that the weather conditions are appropriate, because Co2 expands more the warmer it is.

All components are made of high-strength and rustproof stainless steel for maximum durability.

Scope of delivery of the X-Valve tuning valve for the Umarex HDP50 pistol:

1x Pressure Chamber Inlay / pressure chamber insert for Umarex HDP50 pistol

1x X-Valve pin for Umarex HDP50 pistol

ATTENTION - The installation is prohibited in Germany according to the Weapons Act! In addition, the installation leads to the loss of guarantee and warranty claims.