We may get paid by partner for deals, including promoted items

Sponsored

OpticsPlanet use Code: GEARCHASE Amazon - Lightning Deals Amazon - Hunting Deals Bike Racks Heated Clothing Stio Hoka Fishing Mountain Hardwear

FN FN 503 by Fn -

Product Description

S/N CV036035 Notes: This FN comes with one magazine There is some wear on the gun from being holster There might be microscratches that do not show up in the pictures. There are some wear on the gun, due to use over the years. As for being second hand retailer, we have no way to tell how many rounds have been fired thru the guns. Overall the gun is in good condition.

FN FN 503

at Guns.com

Browse all Guns.com deals

$349.99

In Stock at Guns.com

Price verified 2d ago

Buy Now at Guns.com

Secure checkout Easy returns

or compare prices

Product Details

Brand Fn

More from Fn

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Black 300 Blackout 30+1 7.50" Pistol

FN SCAR 15P Black 300 Blackout 30+1 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Ultra-Compact 5.56x45mm 7.50" Pistol

FN SCAR 15P Ultra-Compact 5.56x45mm 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN SCAR 15P Flat Dark Earth Piston-Driven 5.56x45mm 30+1 7.50" Pistol

FN SCAR 15P Flat Dark Earth Piston-Driven 5.56x45mm 30+1 7.50" Pistol View Details

$3578.07 $4072.60

12% off

Buy Now · $3578.07

Last Updated:

Aug 30, 2026 01:52 AM

FN 66100940 509 LS Edge 9mm Luger 5" Barrel 10+1, Matte Black Polymer Frame With Mounting Rail, No Manual Safety, Optics Ready

FN 66100940 509 LS Edge 9mm Luger 5" Barrel 10+1, Matte Black Polymer Frame With Mounting Rail, No Manual Safety, Optics Ready View Details

$1030.22 $1294.00

20% off

Buy Now · $1030.22

Last Updated:

Aug 30, 2026 01:52 AM

FN High Power FDE PVD Ambidextrous 9mm Luger 10+1 4.70" Target Pistol

FN High Power FDE PVD Ambidextrous 9mm Luger 10+1 4.70" Target Pistol View Details

$1044.27 $1199.00

13% off

Buy Now · $1044.27

Last Updated:

Aug 30, 2026 01:52 AM

FN High Power Black Target Crown 9mm Luger 10+1 4.70" Target Pistol

FN High Power Black Target Crown 9mm Luger 10+1 4.70" Target Pistol View Details

$1044.27 $1199.00

13% off

Buy Now · $1044.27

Last Updated:

Aug 30, 2026 01:52 AM

FN 545 Tactical Flat Dark Earth Optic Cut Threaded Barrel .45 ACP 10-Round 4.71" Semi-Automatic Pistol

FN 545 Tactical Flat Dark Earth Optic Cut Threaded Barrel .45 ACP 10-Round 4.71" Semi-Automatic Pistol View Details

$1056.57 $1202.60

12% off

Buy Now · $1056.57

Last Updated:

Aug 30, 2026 01:52 AM

FN 545 Tactical Optic Ready Threaded 45 ACP 10+1 4.71" Pistol

FN 545 Tactical Optic Ready Threaded 45 ACP 10+1 4.71" Pistol View Details

$1056.57 $1202.60

12% off

Buy Now · $1056.57

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Midsize Tactical Black 9mm 2x10R Holosun 407C Optic & Suppressor-Ready Pistol

FN 509 Midsize Tactical Black 9mm 2x10R Holosun 407C Optic & Suppressor-Ready Pistol View Details

$922.50 $1050.00

12% off

Buy Now · $922.50

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Tactical Optic Ready Threaded 9mm Luger 17+1/24+1 4.50" Pistol

FN 509 Tactical Optic Ready Threaded 9mm Luger 17+1/24+1 4.50" Pistol View Details

$859.77 $989.00

13% off

Buy Now · $859.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 509 Tactical Flat Dark Earth Optic Cut Threaded Barrel 9mm Luger 17+1/24+1 4.50" Striker-Fired Pistol

FN 509 Tactical Flat Dark Earth Optic Cut Threaded Barrel 9mm Luger 17+1/24+1 4.50" Striker-Fired Pistol View Details

$859.77 $989.00

13% off

Buy Now · $859.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 510 MRD Full Size Black 10mm Auto 15+1 4.10" Optic Ready Pistol

FN 510 MRD Full Size Black 10mm Auto 15+1 4.10" Optic Ready Pistol View Details

$847.47 $964.60

12% off

Buy Now · $847.47

Last Updated:

Aug 30, 2026 01:52 AM

FN 509C MRD Compact Optic Ready 9mm Luger 10+1 3.70" Pistol

FN 509C MRD Compact Optic Ready 9mm Luger 10+1 3.70" Pistol View Details

$782.28 $890.40

12% off

Buy Now · $782.28

Last Updated:

Aug 30, 2026 01:52 AM

FN 509M MRD Mid-Size Black Optic Ready 9mm Luger 10+1 4" Pistol

FN 509M MRD Mid-Size Black Optic Ready 9mm Luger 10+1 4" Pistol View Details

$736.77 $839.00

12% off

Buy Now · $736.77

Last Updated:

Aug 30, 2026 01:52 AM

FN Reflex MRD Viridian RFX-11 Green Dot 9mm Luger 10+1 Everyday Carry Pistol

FN Reflex MRD Viridian RFX-11 Green Dot 9mm Luger 10+1 Everyday Carry Pistol View Details

$681.96 $776.22

12% off

Buy Now · $681.96

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Black Optics Ready 22 LR 10/15+1 4.60" Threaded Barrel Pistol

FN 502 Tactical Black Optics Ready 22 LR 10/15+1 4.60" Threaded Barrel Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Optic Ready Threaded Barrel 22 LR 10+1 4.60" Semi-Auto Pistol

FN 502 Tactical Optic Ready Threaded Barrel 22 LR 10+1 4.60" Semi-Auto Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical FDE Optic Ready Threaded Barrel .22 LR 10+1 4.60" Rimfire Pistol

FN 502 Tactical FDE Optic Ready Threaded Barrel .22 LR 10+1 4.60" Rimfire Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN 502 Tactical Flat Dark Earth Optic Ready .22 LR 4.60" Threaded Barrel Pistol

FN 502 Tactical Flat Dark Earth Optic Ready .22 LR 4.60" Threaded Barrel Pistol View Details

$490.77 $619.00

21% off

Buy Now · $490.77

Last Updated:

Aug 30, 2026 01:52 AM

FN Reflex Micro-Compact Black 9mm Luger 15+1/11+1 3.30" Ambidextrous CCW Pistol

FN Reflex Micro-Compact Black 9mm Luger 15+1/11+1 3.30" Ambidextrous CCW Pistol View Details

$527.67 $614.00

14% off

Buy Now · $527.67