MAGPUL PMAG GEN M3 AR15/M4 5.56/.223 40RD EXTENDED MAGAZINE

Overview

The Magpul PMAG GEN M3 40-round extended magazine delivers increased firepower and proven reliability for AR15, M4, and M16 platforms chambered in 5.56x45 NATO or .223 Remington. Constructed from next-generation impact- and crush-resistant polymer, this extended magazine is built for strength, durability, and consistent feeding. Its advanced design includes anti-tilt followers, stainless steel springs, and improved geometry to ensure flawless performance in demanding conditions.

Key Features

• Extended 40-round capacity for AR15/M4 platforms chambered in 5.56/.223

• Reinforced, impact- and crush-resistant polymer construction

• Constant-curve internal geometry for smooth and reliable feeding

• Long-life USGI-spec stainless steel spring for durability

• Anti-tilt, self-lubricating follower for consistent function

• Redesigned bolt catch notch and over-travel stop for enhanced weapon compatibility

• Ribbed gripping surface and aggressive texturing for secure handling

• Flared floorplate for easier magazine changes and improved drop protection

• Paint pen dot matrix panels for quick load identification

• Tool-less disassembly for fast cleaning and maintenance

Specifications

• Caliber: 5.56x45 NATO / .223 Remington

• Capacity: 40 Rounds

• Material: Reinforced Polymer

• Finish: Matte Black

• Length: 9.7 in

• Weight: 0.413 lbs (approx. 6.6 oz)

• Compatibility: AR15, M4, M16, HK416, MR556, M27 IAR, FN SCAR MK16/16S, SA-80, IWI Tavor, and others

• Country of Origin: USA

MPN: MAG233-BLK
UPC: 873750009698

Applications

Ideal for tactical training, duty use, home defense, and extended range sessions. Perfect for shooters who demand higher capacity and uncompromising reliability from their AR-platform rifles.

Additional Features

• Includes optional pop-off dust cover for debris protection during storage

• Slimmer profile for improved pouch compatibility despite extended capacity

• Made in the USA with military-grade quality standards