SKU: MGPMFNH-A1P
The ProMag FN 509 Compact 9mm magazine in blue steel is a purpose-built magazine system engineered for the FN 509 Compact platform. This magazine holds 10 rounds of 9mm ammunition, providing a reliable solution for law enforcement officers, armed professionals, and serious civilian shooters. Its compact design is ideal for concealment-oriented carry setups.
ProMag combines traditional heat-treated high-carbon steel construction with modern precision injection-molded components to deliver reliable ammunition feeding across extended service cycles. The magazine features a heat-treated steel body paired with an injection-molded follower and precision-formed spring, ensuring consistent feeding reliability in various environmental conditions.
The FN 509 Compact platform appeals to users seeking a mid-size 9mm option that balances shootability with carryability. Spare magazines enable realistic training cycles and tactical rotation protocols essential for duty-ready firearms. Each magazine is backed by ProMag's lifetime manufacturer defect warranty, reflecting confidence in materials and manufacturing tolerances.
WARNING ⚠️ You must be 18 or older to purchase shotgun or rifle ammunition and 21 or older to purchase handgun ammunition and firearms. Please reference our requirements for ammunition orders to "restricted" states HERE. Always make sure you use the correct ammunition for your firearms. Ammo cannot be shipped to a PO Box. Please reference state & local laws before making a firearm or ammunition purchase.
