MAG PROMAG SPG KUNA 9MM 40RD BLK CRV

ProMag magazines are designed utilizing both traditional stamping and welding of heat-treated high carbon steel, and modern precision injection molding of mil-spec polymer compounds. Every ProMag magazine is backed by a lifetime guarantee against manufacturer's defects. Made in USA

• 40-round Extended Magazine
• Constructed of a Proprietary DuPont Zytel Based Polymer
• Injection Molded Magazine Follower
• Magazine Spring Formed from Heat Treated Chrome Silicon Wire