This is an AR-15 Gen M3 PMAG 40-round extended magazine in 5.56mm/.223 Rem. With impact-resistant polymer construction, USGI-spec stainless steel internal springs, and Magpul’s constant curve internal geometry, these Gen M3 magazines are the perfect upgrade to any AR-15 arsenal.

Magpul offers professional grade polymer magazines designed to provide superior performance and durability. Get the best PMAGS for your firearm today!

The Magpul® PMAG® 40 AR15 Magazine holds 40 rounds of 5.56 ammo (.223 Remington); and while the GEN M3 polymer magazine is optimized for Colt-spec AR15/M4 platforms, modified internal and external geometry also permits its operation with a range of additional weapons such as the HK® 416/MR556A1/M27 IAR, British SA-80, FN® SCAR™ MK 16/16S, and ot...

The Magpul PMAG 40 GEN M3 is a durable, reliable 40-round polymer magazine designed for AR-15/M4 compatible weapons chambered in 5.56 NATO. Its impact and crush-resistant polymer construction is built to withstand wear and tear, ensuring its longevity.

Nov 1, 2023 · This is a 3-pack of the Magpul PMAG 40-round magazine for AR-15/M4 rifles in .223/5.56NATO. Features: Next-generation materials and durability; Long-life stainless steel spring; High-performance anti-tilt follower; Easy disassembly for cleaning; Bolt-catch notch to prevent over-insertion; Aggressive grip texturing; Paint pen dot matrix for ...

The Magpul® PMAG® 40 AR15 Magazine holds 40 rounds of 5.56 ammo (.223 Remington); and while the GEN M3 polymer magazine is optimized for Colt-spec AR15/M4 platforms, modified internal and external geometry also permits its operation with a range of additional weapons such as the HK® 416/MR556A1/M27 IAR, British SA-80, FN® SCAR™ MK 16/16S, and ot...

Nov 1, 2023 · Looking for an upgrade? This is the Magpul PMAG GEN M3 AR-15 40-round magazine, chambered in .223/5.56NATO. Named the PMAG 40, this extended AR-15 magazine features a next-generation polymer construction. Magpul’s GEN M3 advancements bring even more reliability and strength to their magazine line.

The next-generation PMAG 40 GEN M3 is a 40-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Along with expanded feature set and compatibility, the GEN M3 incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed rigorous military performance ...

The PMAG 40 GEN M3 features a long-life stainless steel spring, four-way anti-tilt follower and constant-curve internal geometry for reliable feeding, and simple tool-less disassembly to ease cleaning.

The next-generation PMAG 40 AR/ M4 Gen M3 is a 40-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons.

Get the highest quality PMAGs for the AR15, M4, and M16 rifles at Magpul. Our PMAGs are lightweight and reliable for peak performance. Shop our store today!

Oct 24, 2018 · PMAG 40 Now With 33% More Freedom! All of the same aspects of the standard 30-round PMAG that make them so durable and reliable, are present on the PMAG 40. These magazines feature the same anti-tilt follower that prevents rounds from taking a …

The next-generation PMAG 40 GEN M3 is a 40-round 5.56×45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Along with expanded feature set and compatibility, the GEN M3 incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability to exceed rigorous military performance ...

The next-generation PMAG 40 GEN M3 is a 40-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible firearms.

The PMAG 40 is a rock solid magazine that follows the PMAG tradition of reliability! With just under 200 rounds through it, including 40 through a full auto suppressed SBR, the PMAG 40 never experienced a single mis-feed.

The next-generation PMAG 40 GEN M3 is a 40-round 5.56x45 NATO (.223 Remington) polymer magazine for AR15/M4 compatible weapons. Along with an expanded feature set and greater compatibility, it incorporates new material technology and manufacturing processes for enhanced strength, durability, and reliability that exceed rigorous military ...

Low profile ribs and new aggressive front and rear texture gives positive control of the GEN M3 in all environments, and a paint pen dot matrix has been added to the bottom panel of the body to allow easy marking by the end user for identification.

The PMAG 40 AR/M4 is a 40-round 5.56x45 NATO (.223 Remington) AR15/M4 compatible magazine that offers a cost competitive upgrade from the aluminum USGI.