FN 509 Midsize 9mm 15-Round Magazine

Featuring a black stainless steel body with a removable, high-impact polymer floor plate, the FN® 509 Midsize 9mm 15-Round Magazine delivers consistently reliable performance at the range and in the field. Factory-drilled and numbered witness holes offer visual round counts at a glance, while the high-tensile steel spring and injection-molded polymer follower ensure smooth, reliable feeding.