ProMag Polymer Magazine AR-15 .223/5.56mm Olive Drab 40 Round - RM-40-OD | High Capacity AR-15 Magazine

Maximize your firepower with the ProMag Polymer Magazine AR-15 .223/5.56mm Olive Drab 40 Round (RM-40-OD). This high-capacity polymer magazine is designed for AR-15 and M4 platforms chambered in .223 Remington and 5.56 NATO. With an impressive 40-round capacity and a durable Olive Drab finish, this magazine offers extended shooting sessions with fewer reloads while maintaining reliable feeding and a lightweight design.

High-Capacity Polymer Construction

Built from impact-resistant polymer, the ProMag 40-round magazine provides significantly more ammunition capacity than standard 30-round magazines while remaining lightweight and durable. The polymer material resists cracking, warping, and corrosion, ensuring long-term reliability even under heavy use. This design allows shooters to carry more rounds without adding excessive weight, making it ideal for extended range sessions, training drills, and tactical applications.

Reliable Feeding Performance

The ProMag RM-40-OD magazine features an anti-tilt follower and a high-tensile steel spring to deliver smooth, consistent feeding with a wide variety of .223 and 5.56 ammunition. The design helps minimize the risk of malfunctions during rapid fire or high-volume shooting. The Olive Drab color provides a classic tactical appearance that blends well with many AR-15 builds and accessories.

• Compatible with AR-15 and M4 platforms
• Chambered for .223 Remington / 5.56 NATO
• 40-round high capacity
• Impact-resistant polymer construction
• Anti-tilt follower for reliable feeding
• Olive Drab finish
• Model: RM-40-OD | UPC: 708279014086

Ideal for Extended Training and Tactical Use

The 40-round capacity makes this magazine an excellent choice for shooters who want to maximize time on target with fewer magazine changes. It is well-suited for high-volume training, competition, and tactical scenarios where sustained fire is required. The lightweight polymer construction allows for comfortable carry of multiple magazines during extended operations or range days.

Whether you’re building a custom AR-15 or looking for a high-capacity magazine option, the ProMag Polymer Magazine delivers excellent value and performance. Its robust construction and proven design make it a trusted choice for shooters seeking a durable and dependable 40-round AR-15 magazine.

Product Specifications: ProMag Polymer Magazine, AR-15 .223/5.56mm, Olive Drab, 40 Round, Model RM-40-OD, UPC 708279014086. High-capacity polymer AR-15 magazine designed for reliable feeding and extended performance.