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ATI Alpha Maxx Semi-Auto 5.56x45mm NATO 7.5" Barrel 30+1 Rounds
Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.
$369.99
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SKU: WX2*0750185
Overview
Built for compact handling, this AR-style pistol pairs a 7.5" barrel with a semi-automatic direct impingement action and a 30-round magazine, making it suited to shooters who want a short, configurable platform. The metal-reinforced black polymer receiver is designed around added strength at key stress points, while the included hammer and trigger pin retainment system and over-molded metal insert address areas that see repeated use. Up front, the patent-pending handguard offers forward M-Lok slots and a full-length Picatinny top rail for accessories, and the included flip-up front and rear sights make it ready to set up out of the box. It’s a practical option for range use or other applications where compact size and accessory flexibility matter, though its abbreviated barrel and pistol-format layout are a clear trade-off versus longer rifle configurations.
Why Hunters Choose the Ati
Compact 7.5-inch
Barrel suits a shorter AR
Metal-reinforced Polymer
Receiver adds strength-focused construction
Patented Pin
Retainment system helps prevent pin
Over-molded Metal
Insert reinforces buffer tube housing
Included Flip-up
Front and rear sights support
Key Features
- Compact AR-15 pistol platform with a 7.5-inch barrel chambered in 5.56x45mm NATO.
- Metal-reinforced black polymer receiver designed for durability under sustained fire.
- Patented hammer and trigger pin retainment system helps prevent pin migration during firing.
- Over-molded metal insert reinforces the buffer tube housing and rear takedown pin.
- Patent-pending handguard includes forward M-Lok slots and a full-length Picatinny top rail.
- Includes flip-up front and rear sights and one 30-round magazine.
Best Used For
- Compact AR pistol setup for hunters needing a short, easily transported firearm platform.
- Range users wanting an out-of-box package with included sights and one 30-round magazine.
- Shooters planning to mount lights, grips, or optics using M-Lok and Picatinny interfaces.
- Users prioritizing a metal-reinforced polymer receiver design with added pin and buffer tube reinforcement.
Specifications
| Action | Semi-automatic direct impingement |
|---|---|
| Barrel Length | 7.5" |
| Barrel Material | Steel |
| Buffer Tube Housing Reinforcement | Patented over-molded metal insert reinforcing buffer tube housing and rear takedown pin |
| Caliber | 5.56x45mm NATO |
| Color | Black |
| Grip Material | Black polymer |
| Handguard | Patent-pending handguard with forward M-Lok slots and full-length Picatinny top rail |
| Included Magazine | 1 x 30-round magazine |
| Magazine Capacity | 30 rounds |
| Pin Retainment System | Patented hammer and trigger pin retainment system |
| Receiver Material | Metal-reinforced black polymer |
| Sights | Flip-up front and rear sights included |
Pros
- Compact 7.5-inch barrel suits a shorter AR pistol configuration.
- Metal-reinforced polymer receiver adds strength-focused construction.
- Patented pin retainment system helps prevent pin migration during firing.
- Over-molded metal insert reinforces buffer tube housing and rear takedown pin.
- Included flip-up front and rear sights support immediate setup.
- M-Lok slots and full-length Picatinny rail expand accessory mounting options.
Considerations & Trade-offs
- The 7.5" barrel keeps the platform compact, but it also means less room for a longer sight radius and accessory placement than a full-size setup.
- The metal-reinforced polymer receiver is built around durability-focused features, but it is still a polymer-based platform rather than an all-metal receiver.
- It ships with one 30-round magazine, so additional magazines would need to be sourced separately if you want a larger loadout.
- The included flip-up sights make it ready to run, but the handguard and rail layout still leave setup choices to the user for lights, grips, and optics.
Suggested Comparisons
- AR-15 pistols
- Compact semi-automatic firearms
- 5.56 NATO chambered pistols
- Modular pistol-caliber carbines
Suggested Accessories
- Weapon light
- Optic
- Vertical foregrip
- AR-15 magazine
Frequently Asked Questions
What comes included with the ATI Alpha Maxx pistol out of the box?
It ships with flip-up front and rear sights and one 30-round magazine.
What caliber and barrel length does this model use?
This model is chambered in 5.56x45mm NATO and has a 7.5" barrel.
What type of action does the ATI Alpha Maxx use?
It uses a semi-automatic direct impingement action.
What rail and accessory mounting options are described on this pistol?
The handguard is described with forward M-Lok slots and a full-length Picatinny top rail for accessories such as lights, grips, and optics.
What receiver features are specifically mentioned for durability?
The lower receiver is described as a metal-reinforced black polymer receiver with a patented hammer and trigger pin retainment system and an over-molded metal insert reinforcing the buffer tube housing and rear takedown pin.