Description
The FAB Defense Ultimag is a compact 5-round magazine intended for AR-15 pattern rifles chambered in 5.56/.223. It is built around reliable feeding features, including a low-friction follower and an over-travel stop to help protect the firearm during rapid magazine changes. The magazine spring is treated with a cataphoresis coating to provide corrosion protection and extended service life in loaded storage. Its low-capacity profile suits range use and situations requiring a compact magazine configuration where lawful.
Key Specifications
- The capacity is 5 rounds.
- The listed chambering/caliber is 5.56/.223.
- Designed for the AR-15 platform.
- The finish/color is Black.
- It uses a low-friction follower for smooth feeding.
- The magazine includes an over-travel stop to help protect the firearm during rapid changes.
- The spring is cataphoresis-coated for corrosion protection and extended life.
- The manufacturer is FAB Defense.
- The listed shipping weight is 0.335.
With straightforward engineering focused on reliable feeding and corrosion-resistant components, the Ultimag is a practical, no-nonsense option for shooters who need a compact, low-capacity AR-15 magazine. Its simple feature set and coated spring make it a useful addition to a compliance-minded range kit or compact carry setup where allowed.





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