Product Description The Magpul PMAG 30 GEN M3 Window (MAG556ODG) is a next-generation 30-round 5.56x45 NATO (.223 Remington) polymer magazine engineered for AR15/M4 compatible firearms. Featuring transparent side windows for rapid visual identification of approximate rounds remaining, the GEN M3 Window is built with new material technology and advanced manufacturing processes to deliver enhanced strength, durability, and reliability that exceeds rigorous military performance specifications. Optimized for Colt-spec AR15/M4 platforms, its modified internal and external geometry also enables compatibility with a range of additional firearms including the HK 416/MR556A1/M27 IAR, British SA-80, and FN SCAR MK 16/16S. Finished in OD Green polymer, this magazine offers a reliable, battle-proven solution for demanding shooters and professionals alike. Product Highlights Transparent Round-Count Windows: Side windows allow rapid visual identification of approximate ammunition remaining without removing the magazine. Broad Firearm Compatibility: Modified internal and external geometry supports AR15/M4, HK 416/MR556A1/M27 IAR, British SA-80, FN SCAR MK 16/16S, and other platforms. Enhanced Feeding Reliability: Long-life USGI-spec stainless steel spring, four-way anti-tilt follower, and constant-curve internal geometry ensure consistent, reliable feeding. Smart Anti-Insert Design: Over-travel stop on the spine prevents over-insertion on compatible platforms, while a redesigned bolt catch notch provides increased bolt catch clearance. User-Friendly Features: Tool-less disassembly for easy cleaning, aggressive front and rear texture for positive control in all environments, and a paint pen dot matrix on the bottom panel for end-user identification marking. Specs Brand: Magpul Industries Corp Manufacturer Part Number (MPN): MAG556ODG UPC: 840815150862 Caliber: 5.56x45 NATO / .223 Remington Capacity: 30 Rounds Color: OD Green Material: Polymer Spring: USGI-spec stainless steel (long-life) Follower: Four-way anti-tilt Compatible Platforms: AR15/M4 (Colt-spec), HK 416/MR556A1/M27 IAR, British SA-80, FN SCAR MK 16/16S, and others Disassembly: Tool-less Generation: GEN M3 Window Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer. ]]>