Right out of the box, w/ external adjustments only, we managed an impressive shot string;

(180 BAR regulator setting, Maximum hammer spring tension, power setting set to 'HIGH')
using JSB EXACT JUMBO HEAVY 18.13 gr;

• 1022.1
• 1022.1
• 1036.6
• 1027.7
• 1029.3
• 1032.5

 which translates roughly to 58 Joules of muzzle energy about.

***

The Air Venturi Avenge-X Tactical is a remarkable air rifle that brings a cutting-edge modular platform to the market at a price point significantly lower than many of its competitors, while offering superior performance. This airgun is designed to be versatile and adaptable, allowing you to meet a wide range of shooting needs with a single platform. Thanks to its innovative modular accessories and an array of different stocks, the Avenge-X Tactical provides a level of customization and functionality that is hard to match.

One of the standout features of the Avenge-X Tactical is its ability to accommodate different types of shooting through the use of calibre change kits. These kits are compatible with all versions of the platform, enabling you to easily switch between calibres without the need to purchase an entirely new airgun. Additionally, the stocks are designed to work with either tube or bottle air reservoirs, further enhancing the rifle's versatility. This means you can configure the airgun to suit your specific requirements, whether you're target shooting, hunting, or engaging in competitive shooting sports.

The Avenge-X Tactical is designed with user comfort and control in mind. It features a textured grip that ensures a solid hold, even in wet or slippery conditions. The AR-style stock includes a rubber buttpad for added comfort and can be adjusted in length from 40.5 inches to 43.75 inches, allowing for a custom fit that enhances accuracy and ease of use. To protect the integrity of the airgun, a threaded dust cap is included to prevent dust and dirt from entering the male quick disconnect fill fitting located at the end of the air reservoir.

Building on the success of previous Air Venturi models, the Avenge-X Tactical incorporates several popular features that have made the brand a favourite among airgun enthusiasts. The adjustable hammer spring allows you to fine-tune the power of the rifle to match your shooting needs, while the externally adjustable regulator ensures consistent performance by allowing you to control the pressure of the air reservoir. The rifle also includes a two-stage adjustable trigger, which provides a crisp and clean break, enhancing shot precision. Additionally, the externally adjustable two-position transfer port offers further customization of the rifle's performance characteristics.

For those who like to equip their rifles with additional accessories, the Avenge-X Tactical does not disappoint. It comes with a Weaver/Picatinny scope rail that makes it easy to mount your favourite scope or dot sight. Furthermore, the metal Picatinny accessory rail on the forearm provides a convenient attachment point for items such as lasers, bipods, and tactical lights. The reversible side lever caters to both left-handed and right-handed shooters, ensuring ambidextrous usability. The rifle also boasts a high shot count and comes equipped with a high-capacity magazine, an additional standard capacity magazine, and a single-shot tray, offering a range of options for different shooting scenarios.

In summary, the Air Venturi Avenge-X Tactical is a highly adaptable and feature-rich air rifle that offers exceptional value for its price. Its modular design allows for extensive customization, making it suitable for a wide variety of shooting activities. With its user-friendly features, robust performance, and versatile accessory options, the Avenge-X Tactical stands out as a top choice for airgun enthusiasts seeking a reliable and high-performing air rifle.

Air Venturi Avenge-X Tactical Features:

• Reversible sidelever
• PCP
• Synthetic stock
• Two-stage adjustable trigger
• Interchangeable calibres (kits not available at the moment): .177, .22, .25
• Externally adjustable stainless-steel regulator (up to 3,000 psi)
• Easily accessible hammer spring adjustment screw
• Externally adjustable transfer port (Two Position)
• Two stage adjustable trigger
• 210cc air tube
• Shots per fill (tube)*: 80 (.22)
• Shots per fill (bottle)**: 180 (.22)
• Max. fill pressure: 4,351 psi (300 bar)
• Max. velocity: 1160 fps (8.1gr), 1100 fps (14.6gr), 980 fps (25.4gr)
• Max. power***: 49 fpe (.22) / 67 Joules
• Fully shrouded barrel with 1/2x20 threaded muzzle and knurled cap
• Metal Picatinny rail on fore-end of stock
• Dual gauges -- reg. pressure (LH Side) and fill pressure (RH Side)
• Male quick disconnect fill fitting
• Easy access degassing screw
• Manual safety
• Weaver/Picatinny scope rail
• Textured grip
• Ridged rubber buttpad
• Adjustable AR style buttstock
• Barrel length: 22.8'
• Overall length: 40.5'-43.75'
• Weight: 6.9 lbs. (tube version)
•  Shots per fill (tube)*: In Cal .22(5.5mm) 80 Shots
• High-Capacity Magazine: 20 rds. (.177), 16 rds. (.22), 13 rds. (.25)
• Standard Capacity Magazine: 10 rds. (.177 & .22), 8 rds. (.25)
• Includes two magazines (standard and high capacity), single shot tray, 5 Allen wrenches
• - 18.13gr @ 910 fps (.22)
  ** - 18.13gr @ 880 fps (.22)
  *** - 25.4gr @ 935 fps (.22)

Please have a read here;

Air Venturi Avenge-X Test Review .22 Caliber - Hard Air Magazine
Air Venturi Avenge-X Tactical model: Part One | Blog | Pyramyd AIR

For those asking the question: AVENGER / LEVIATHAN VS. AVENGE X ? Please see;

Also;

Then, for those looking for a little more detailed / technical insight, please see;

Another review (paid review);