The ATI Omni Hybrid Maxx is a semi-automatic rifle chambered in .300 AAC Blackout (7.62x35mm) with a 16" barrel and a 30+1 capacity. It weighs 8.65 lbs and ships with a 6-position Rogers Super-Stoc adjustable stock. The receiver uses a hybrid polymer/aluminum construction. There are no iron sights included — the full-length Picatinny rail is the only sighting platform. 
 

Key Specifications 

• Model: Omni Hybrid Maxx 
• Caliber: .300 AAC Blackout (7.62x35mm) 
• Action: Semi-Auto 
• Capacity: 30+1 rounds 
• Barrel Length: 16 inches 
• Weight: 8.65 lbs 
• Stock: 6-position Rogers Super-Stoc 
• Sights: Picatinny Rail (no iron sights included) 
• Twist Rate: 1:8" 
• Finish: Black 
   

Features 

The 1:8" twist stabilizes a wide range of .300 BLK bullet weights, from light supersonic loads to heavier subsonic rounds. The Rogers Super-Stoc adjusts to six positions and has a fairly solid lock-up for a collapsible stock. The Picatinny rail runs the length of the upper and accepts standard AR-pattern optics and accessories. 
 
The hybrid construction keeps weight down. The polymer lower does its job, though it's not the same feel as a forged aluminum lower. No iron sights means you'll need to add an optic or flip-up sights before this is range-ready. 
 

Typical Uses 

• Sport shooting and competition where .300 BLK versatility is valued 
• Home defense builds with a suppressor or optic added 
• Entry-level AR platform for shooters stepping into .300 BLK

Owners of the ATI Omni Hybrid Maxx in .300 AAC Blackout tend to see it as a solid entry-level option given the price. The .300 BLK chambering draws consistent interest — the caliber works well with both supersonic and subsonic loads, and this platform handles both. The adjustable stock and Picatinny rail get positive marks for flexibility.

The hybrid polymer/metal construction gets mixed reactions. Some buyers appreciate the reduced weight, while others are less confident in long-term durability compared to forged-aluminum lowers.

Feeding and cycling issues come up occasionally in discussions, often tied to specific ammunition or aftermarket magazines. Most owners who ran into these problems found that careful ammo selection and proper maintenance resolved them. The consensus is that it's a good value for a first .300 BLK rifle, but it rewards buyers who test different loads and keep it clean.