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FN America AR-15 for Sale

Founded: 2014

HQ: United States

FN America, LLC is a United States manufacturer founded in 2014. The brand is noted for military-proven engineering, including U.S. manufacture of the M249 SAW and M240 machine guns, and for innovative offerings like the Five-seveN pistol. Over 86 FN America auctions have run on FirearmLand. Frequently listed models include the FNX-45, Reflex, and SCAR 17S.

FN America AR-15 Auctions

1 active auctions ending soon

FN M4 Carbine URG-I Geissele Mk16 5.56 NATO AR-15 AR15 M 4 URGI

FN M4 Carbine URG-I Geissele Mk16 5.56 NATO AR-15 AR15 M 4 URGI

FN M4 Carbine 556 M 4 AR-15 AR15 GEISSELE UPPER

Recently Sold

FN-15 Guardian 5.56 NATO AR15 16" AR FN15

Sold On 08/07/2026

FN-15 Guardian 5.56 NATO AR15 16" AR FN15

FN-15 556 AR AR15 FN15 M-LOK

FN-15 Carbine 5.56 NATO AR15 AR FN15 +2 MAGS

Sold On 07/29/2026

FN-15 Carbine 5.56 NATO AR15 AR FN15 +2 MAGS

FN-15 Carbine 556 AR15 AR FN15

DESIRED FN 15 Guardian 5.56 NATO AR15 AR FN15

Sold On 07/05/2026

DESIRED FN 15 Guardian 5.56 NATO AR15 AR FN15

FN 15 Guardian 556 AR15 FN15 M-LOK

CUSTOM FN 15 5.56 NATO AR15 18" FN15 60RD DRUM MAG, HEAVY BULL +MORE

Sold On 05/29/2026

CUSTOM FN 15 5.56 NATO AR15 18" FN15 60RD DRUM MAG, HEAVY BULL +MORE

FN 15 FN15 AR FNH AR15 KNIGHTS ARMAMENT LOWER, PRI

FN 15 Patrol Carbine M-LOK 5.56 NATO AR15 16" FN15 +ORIG BOX, BIPOD

Sold On 05/29/2026

FN 15 Patrol Carbine M-LOK 5.56 NATO AR15 16" FN15 +ORIG BOX, BIPOD

FN 15 556 AR15 AR FN15 VLTOR RE-1

FN 545 MRD 45 ACP Optics-Ready 4.25 FDE +2 MAGS & ORIG BOX

Sold On 05/15/2026

FN 545 MRD 45 ACP Optics-Ready 4.25 FDE +2 MAGS & ORIG BOX

FN 545 45ACP FN545

FN 15 Tactical Carbine 300 BLK II AR15 16" SUREFIRE COMP +ORIG BOX

Sold On 05/01/2026

FN 15 Tactical Carbine 300 BLK II AR15 16" SUREFIRE COMP +ORIG BOX

FN 15 300-BLK-AAC FNH AR15 AR M-Lok

FN America 15 Guardian FN15 5.56 NATO AR15 16" +3 MAGS

Sold On 04/10/2026

FN America 15 Guardian FN15 5.56 NATO AR15 16" +3 MAGS

FN America 15 556 AR15 Free-float M-LOK FN15 AR

FN America M16A4 Military Collector 5.56 NATO 20" AR-15 AR15

Sold On 03/27/2026

FN America M16A4 Military Collector 5.56 NATO 20" AR-15 AR15

FN America M16-A4 556 AR-15 AR15 M-16

FN FN15 M16A4 M16-A4 5.56 NATO AR-15 20" Military Collector +2 MAGS

Sold On 02/11/2026

FN FN15 M16A4 M16-A4 5.56 NATO AR-15 20" Military Collector +2 MAGS

FN 15 556 AR15 M-16 Knights Armament AR Rifle

FN America FNH FN15 5.56 NATO AR-15 AR15 16" Free-Float M-LOK +3 MAGS

Sold On 02/02/2026

FN America FNH FN15 5.56 NATO AR-15 AR15 16" Free-Float M-LOK +3 MAGS

FN FNH FN15 556 AR-15 AR15 Tactical Defense

FN America FN15 5.56 NATO AR-15 AR15 16" A2 Carry Handle Sporting Rifle

Sold On 01/30/2026

FN America FN15 5.56 NATO AR-15 AR15 16" A2 Carry Handle Sporting Rifle

FN America FN15 556 AR15 AR-15 USGI Defense Target

FN Herstal FN15 Military Collector Series M4-Carbine 16.5" AR-15 +3 MAGS

Sold On 11/07/2025

FN Herstal FN15 Military Collector Series M4-Carbine 16.5" AR-15 +3 MAGS

FN FN15 Collector AR15 AR-15 M4A1 SOCOM-Style