.50 (12.7mm) Cal. Evanix Rex-P PCP Air Pistol with Short Air Tube

The Rex-P is a powerful Pistol/Carbine where the tank can be easily removed to fit in a backpack or smaller carry case.

26 cu in bottle 250 bar max pressure.
4.9 lb
754 max fps
The factory recommends 82-100 grains ammo weight