Magpul PMAG GEN M3 20rd 5.56x45mm NATO Magazine

The Magpul PMAG GEN M3 is a 20-round polymer magazine chambered for .223 Rem / 5.56x45mm NATO and intended for AR-15/M16/M4-compatible rifles. The GEN M3 incorporates updated material technology and manufacturing processes for enhanced strength, durability, and reliability while remaining optimized for Colt-spec AR platforms and compatible with a range of additional weapons. Key functional features include a USGI-spec stainless steel spring, a four-way anti-tilt follower, and constant-curve internal geometry to support reliable feeding. Tool-less disassembly, a redesigned bolt catch notch, an over-travel stop on the spine, a slimmer flared floorplate, and improved texturing simplify maintenance and handling.

Key Specifications

• The magazine holds 20 rounds.
• Chambering is .223 Rem / 5.56x45mm NATO.
• Constructed from polymer.
• The finish and color are black.
• Designed for compatibility with AR-15 / M16 / M4 platforms.
• Equipped with a USGI-spec stainless steel spring.
• Includes a four-way anti-tilt follower.
• Provides tool-less disassembly for cleaning and maintenance.
• Manufactured in the U.S.A..

Durable construction, reliable feeding geometry, and straightforward maintenance make the PMAG GEN M3 a practical choice for range use, training, and field operations. The slimmer flared floorplate and updated texture improve handling in pouches and during reloads, while design refinements increase compatibility across modern platforms. Add the PMAG GEN M3 to your kit when dependable, serviceable magazines are required.