FX Impact M4 PCP Air Rifle – Modular High-Performance Precision Platform

The FX Impact M4 is a modular, high-performance PCP air rifle built for precision shooters, hunters, and competitive airgun enthusiasts who demand adjustability, power, and consistency in one platform.

The Impact M4 represents the next evolution of the Impact series, offering refined air management, improved barrel system performance, and enhanced tunability.

What the FX Impact M4 Is

The FX Impact M4 is a pre-charged pneumatic (PCP) air rifle designed around a fully modular architecture. It allows shooters to tune power output, change calibers, adjust regulators, and configure the rifle for hunting, competition, or long-range shooting.

It is widely regarded as one of the most configurable PCP air rifles available.

What the FX Impact M4 Is Used For

The FX Impact M4 is commonly used for:

• Long-range airgun shooting
• Benchrest competition
• PRS-style airgun matches
• Hunting small to medium game (where legal)
• Shooters who want a fully tunable precision platform

FX Impact M4 Specifications & Features

The FX Impact M4 builds on the proven Impact platform with enhanced tuning capability and refined air efficiency.

Manufacturer
FX Airguns

Platform Type
Pre-Charged Pneumatic (PCP)

Action
Side-lever, magazine-fed

Modular Design
Caliber-change capability depending on configuration
Interchangeable barrel system
Adjustable power tuning components

Air System
Dual regulator system for improved consistency
High-pressure air bottle configuration
Externally adjustable regulator and power settings

Barrel System
FX Smooth Twist X barrel system
Designed for both pellet and slug shooting depending on configuration

Optics & Mounting
Integrated Picatinny scope rail
Accessory mounting options depending on configuration

Adjustability
Externally adjustable hammer spring
Adjustable regulator pressure
Tuneable for various projectile weights and velocities

FX Impact M4 Performance Characteristics

The FX Impact M4 is engineered for shooters who want complete control over velocity, air efficiency, and projectile selection.

Its dual regulator system helps maintain shot-to-shot consistency, especially when tuned properly. The platform supports both pellet and slug configurations depending on barrel liner and setup.

The M4 is known for precision at extended distances when matched with proper tuning and ammunition selection.

Designed for Precision-Focused Shooters

The FX Impact M4 is built for shooters who want to tune and refine their rifle for specific applications rather than rely on fixed factory settings.

Its modular design allows owners to configure the rifle for:

• Benchrest precision

• Slug-based long-range shooting

• High-efficiency pellet setups

• Competition-ready builds

FX Impact M4 FAQs

What is the FX Impact M4?
The FX Impact M4 is a modular PCP air rifle designed for precision shooting, competition, and hunting applications.

Is the FX Impact M4 adjustable?
Yes. The M4 allows external adjustment of regulator pressure and hammer spring tension for performance tuning.

Can the FX Impact M4 shoot pellets and slugs?
Yes. With the appropriate barrel liner and tuning, the M4 supports both pellets and slugs.

Is the FX Impact M4 good for long-range shooting?
Yes. When properly tuned, the FX Impact M4 is capable of extended-distance precision shooting.

Who is the FX Impact M4 best suited for?
It is best suited for experienced shooters who want a fully adjustable, modular PCP air rifle platform.

Summary

Modular. Tunable. Precision-Driven.
The FX Impact M4 PCP Air Rifle delivers advanced adjustability and performance for shooters who demand complete control over their setup.

Learn more in our complete FX Impact M4 guide.