The Promag Mag Ar15 223rem 5.56 42rd Blk Polymer is a high-capacity magazine designed for AR-15 and M16 rifles and carbines. Constructed with a proprietary DuPont Zytel-based polymer, this magazine ensures durability and a long service life. The heat-treated chrome-silicon wire springs enhance reliability and provide smooth feeding, making it a reliable choice for shooters.

This magazine is ideal for range use, training, and competition, offering a significant capacity advantage. Its robust construction and improved design make it a trusted accessory for firearm enthusiasts. ProMag's commitment to quality and innovation is evident in every detail of this magazine.

Key Features:

• Manufacturer: ProMag
• Model: PM COLA16B
• Capacity: 42 rounds
• Material: DuPont Zytel-based polymer
• Spring Material: Heat-treated chrome-silicon wire