ProMag RM40FDE AR-15 Magazine 40-Round Flat Dark Earth

ProMag RM40FDE AR-15 Magazine

This is a serious spare magazine for your AR-15 platform rifle. ProMag has engineered a 40-round capacity magazine that delivers reliable feeding without the bulk of traditional designs.

Key Features

• Capacity: 40 rounds of 5.56 NATO or .223 Remington
• Material: DuPont Zytel polymer construction with steel-lined feed lips
• Follower: Anti-tilt roller follower prevents binding and ensures smooth feeding
• Spring: Precision-wound chrome silicon wire for consistent performance and longevity
• Color: Flat Dark Earth finish
• Made in the USA: Built to American standards with rigorous quality control

Quality Assurance

ProMag backs every magazine with a lifetime guarantee against manufacturer defects. Each magazine undergoes multiple quality checks throughout assembly to ensure consistent reliability. The precision-wound springs are heat-treated for durability and consistent feeding performance.

Compatibility

Designed to fit standard AR-15 rifles and carbines chambered in 5.56 NATO or .223 Remington. The polymer construction keeps weight minimal while the steel-lined feed lips ensure durability through thousands of rounds.

Whether you're building a spare magazine collection or need a reliable high-capacity option, this ProMag magazine delivers American-made quality at a practical price point.