The ProMag RM40FDE is a 40-round detachable magazine designed for AR-15 platforms. It uses DuPont Zytel polymer construction and is finished in Flat Dark Earth for a subdued look. The magazine incorporates an anti-tilt roller follower and precision-wound magazine spring as described by the manufacturer. Made in the United States, this magazine serves as a spare or replacement for compatible AR-15 rifles chambered for .223 Rem / 5.56 NATO.
Key Specifications
- The manufacturer is ProMag.
- The model designation is Standard (RM40FDE).
- The magazine capacity is 40 rounds.
- Compatible with .223 Rem / 5.56 NATO chambers.
- Designed to fit the AR-15 platform.
- Constructed from DuPont Zytel polymer.
- Finished in Flat Dark Earth.
- Equipped with an anti-tilt roller follower.
- This item is a detachable magazine.
- Manufactured in the United States.
With a practical 40-round capacity, polymer construction, and an anti-tilt roller follower, the RM40FDE provides a rugged, serviceable magazine option for AR-15 owners seeking a durable spare or replacement. The Flat Dark Earth finish offers a discreet exterior while the polymer body helps reduce weight compared with metal magazines.
