The ProMag Industries FNH-A7 magazine combines advanced engineering with robust materials, offering unparalleled reliability for firearm enthusiasts. Crafted from high carbon steel and designed through cutting-edge manufacturing techniques, this magazine ensures long-lasting performance. Proudly made in the USA, it is backed by a lifetime guarantee against defects. Magazine body constructed of heat treated steel with black oxide finish Injection molded magazine follower Magazine spring formed from heat treated chrome silicon wire Made in USA Experience durability and precision with the ProMag FNH-A7 magazine.