The Magpul MAG800-BLK PMAG GEN M3 is a dedicated 30-round polymer magazine built to optimize the performance of AR-15 platforms chambered in 300 AAC Blackout. Engineered to ensure flawless feeding, this magazine accommodates the unique geometry of both supersonic and subsonic 300 AAC Blackout ammunition, providing unmatched reliability.
Constructed from impact-resistant polymer, the GEN M3 is lightweight yet exceptionally durable. Its self-lubricating follower and constant-curve internal geometry guarantee smooth and consistent feeding, even during rapid fire. The low-friction finish inside the magazine enhances performance with the varying profiles of 300 Blackout rounds.
Featuring a flared floorplate for better handling, an over-insertion stop to protect your rifle’s receiver, and a dot matrix panel for identification, this magazine is designed for tactical excellence and ease of use. Whether you’re hunting, training, or engaging in tactical scenarios, the Magpul PMAG GEN M3 delivers the reliability and durability you expect from Magpul.
Manufacturer Specs
- Caliber Compatibility: 300 AAC Blackout (supersonic and subsonic)
- Capacity: 30 rounds
- Material: Impact-resistant polymer
- Color: Black (BLK)
- Weight: Approx. 5 oz
- Platform Compatibility: AR-15 platforms chambered in 300 AAC Blackout
- Additional Features: Flared floorplate, dot matrix panel, over-insertion stop
Key Features
- Dedicated Design: Optimized specifically for 300 AAC Blackout rounds to ensure reliable feeding.
- Durable Construction: Impact-resistant polymer provides rugged performance in harsh conditions.
- Reliable Feeding: Self-lubricating follower and constant-curve geometry ensure consistent operation with supersonic and subsonic ammunition.
- Enhanced Handling: Flared floorplate improves grip and allows for easier magazine changes.
- Universal Compatibility: Designed to work seamlessly with AR-15 platforms chambered in 300 AAC Blackout.
Frequently Asked Questions (FAQs)
Q: Can I use this magazine for 5.56 NATO or .223 Remington?
A: No, this magazine is specifically designed for 300 AAC Blackout ammunition and is not compatible with 5.56 NATO or .223 Remington rounds.
Q: Is this magazine compatible with all AR-15 platforms?
A: Yes, this magazine is compatible with all standard AR-15 platforms chambered in 300 AAC Blackout.
Q: How does this magazine perform with subsonic ammunition?
A: The GEN M3 is optimized for both supersonic and subsonic 300 AAC Blackout ammunition, ensuring reliable feeding regardless of bullet profile.
Q: Does this magazine include a dust cover?
A: Yes, the PMAG GEN M3 includes a removable dust cover to protect rounds during storage and transport.





