ProMag DPMA4 40rd .308 Win AR-10 Magazine, DPMS/SR-25 Pattern

This **ProMag DPMA4 .308 Win magazine** provides an extended 40-round capacity for AR-10 pattern rifles. Engineered specifically for firearms utilizing LR-308 (DPMS) or SR-25 pattern magazines, it offers a practical solution for high-volume shooting or when extended capacity is beneficial.

Construction & Reliability

• The magazine body is constructed from DuPont Zytel polymer, a material selected for its durability and resistance to impact and environmental stressors.
• Internally, an injection-molded follower works in conjunction with a heat-treated chrome silicone wire spring. This combination is designed to facilitate consistent and reliable cartridge feeding, minimizing stoppages during operation.

This **40-round magazine** is a valuable **firearm accessory** for range training, competitive shooting, or as a reliable spare for your **AR-10 magazine** inventory. It ensures fewer reloads, allowing for extended firing sequences. Manufactured in the USA, this magazine adheres to specific compatibility standards. Please note, it is not compatible with rifles designed to accept Armalite pattern magazines. Verifying your rifle’s magazine pattern is essential for proper fit and function. This **DPMS pattern magazine** is a direct fit for common .308 Win AR platforms.