Iron Horse Firearms Promo Codes & Coupons September 2026 — Up to $150 Off

The Fab Defense ULTIMAG Window Magazine Black M16/M4/AR15 5.56mm NATO Rifle Magazine - 30 Rounds is available at Iron Horse Firearms. For use with AR15/M4 compatible rifles, the Ultimag 30R is a 30-round 5.56mm NATO. It has transparent windows for quick visual confirmation of the number of bullets left inside. Using premium materials, the Iron Horse Firearms 30R offers a sturdy, dependable, and magazine solution. Multiple textures on the surface for improved handling and reloading a special floor plate for a variety of coupling possibilities Hand disassembly; no tools required spring with a long-lasting cataphoresis coating for the best corrosion defense Tilt is prevented with a hybrid AK-style spring construction. A special internal layout for more reliable, smooth feeding reduced friction follower for greater dependability reinforced polymer body that is strong, lightweight, and impact- and crush-resistant. Enduring spring construction for prolonged use in loaded storage.