FN 503 Holsters
The FN 503 is a no-nonsense, ultra-slim pistol designed for deep concealment. With its single-stack design, crisp trigger, and FN’s legendary reliability, this micro-compact 9mm is perfect for everyday carry. Whether you’re new to concealed carry or a seasoned carrier looking for an ultra-reliable backup, the FN 503 delivers big performance in a small package.
A concealed carry pistol needs a concealed carry holster—not some bulky, one-size-fits-all rig. Clinger Holsters are designed to keep your FN 503 snug, secure, and completely hidden. Whether you prefer IWB or OWB, our Kydex holsters are built for deep concealment, all-day comfort, and a flawless fit.
When you get your Clinger Holster, you won’t have to worry about printing, discomfort, or your firearm shifting. Our American-made Kydex holsters provide the strongest and most secure way to carry your FN 503. Whether you're a first-time gun owner or a seasoned concealed carrier, our holsters are built to make carrying effortless.
Our FN 503 IWB and OWB holsters are fully adjustable, allowing you to tweak the ride height and cant angle for a custom fit. With our innovative Cling Tab system, the holster pulls the grip close to your body, making concealment easier and more effective.
If you’ve ever worried about your firearm slipping out, that won’t happen with Clinger Holsters. Our FN 503 appendix holster is designed for secure, all-day carry, keeping your pistol exactly where you need it—comfortable, accessible, and completely discreet.
Every Clinger Holster is proudly made in the USA and backed by our Two-Week Buy Back Guarantee and Lifetime Warranty. If anything ever happens to your holster, we’ll repair or replace it—no hassle, no stress.
Your FN 503 is built for deep concealment, and your holster should be too. Clinger Holsters makes sure you can carry with confidence—comfortably, discreetly, and securely.