This is the FN 309 9mm 16-round magazine. 

Have you been searching for a replacement or spare factory 16-round magazine for your FN 309? If so, you’re in the right place! 

This magazine is constructed from an impact-resistant polymer and features side-facing witness holes for quick capacity checks. Plus, you’ll find an anti-tilt polymer follower inside, keeping each round perfectly aligned. What you wind up with is an extremely reliable and durable magazine that doesn’t tip the scales.

Whether your FN 309 is your concealed carry companion or only comes out for range time, you can never have too many magazines! 

Add a couple of these 16-round magazines to your cart before you forget!