HDR50 TR50 V2 15J - 30J Power Kit (For 7.5 Joules Model) BT Iron Horse New improvements include:

New improvements include:

and Pro Custom

Mirror black finish

so you can easily play to that authentic look with this hot new expansion chamber disguised as an MP5 magazine

It easily attaches to a standard Picatinny rail and offers convenient windage and elevation adjustment

HDR50 TR50 V2 15J - 30J Power Kit (For 7.5 Joules Model) BT Iron Horse New improvements include:This power kit increases the output of the TR50 HDR50 to 15 to 30 Joules. It works on 7J. The final power output depends on the type of air and ammo used. Made in Germany NOTE: Installing this kit on your airgun will void the factory warranty. Due to the nature of this upgrade and the technical expertise required for installation, we do not provide installation support. Compatible To These T4E Models: T4E TR 50 Revolver