The Magpul PMAG 30 AR 300 B Gen M3 is a purpose-designed magazine for AR-15 rifles chambered in .300 AAC Blackout. Its dedicated design supports compatibility with a range of .300 Blackout projectile profiles while providing distinct visual and tactile features for magazine identification.

The Gen M3 design combines a durable polymer body with practical features for organized range, hunting, and field use. The distinct rib design and smoother upper-half texture help differentiate this magazine from other PMAG models.

Key Specifications

• The magazine is designed for .300 AAC Blackout cartridges.
• It holds 30 rounds of ammunition.
• The magazine is compatible with AR-15 rifles.
• The body is made from polymer.
• The magazine has a black finish and color.
• The product type is a rifle magazine.
• The Gen M3 design includes a distinct rib pattern for visual and tactile identification.
• The magazine features a smoother upper-half texture to help distinguish it from other PMAG models.
• The package quantity is one magazine.

With dedicated .300 AAC Blackout dimensions, recognizable Gen M3 features, and a practical 30-round capacity, the PMAG 30 AR 300 B Gen M3 is a straightforward magazine choice for AR-15 owners seeking consistent platform-specific equipment.