Semi-Auto Firearms

Compare semi-auto prices from top retailers. Find the best deals across all major brands.

Top Semi-Auto Brands

Sig Sauer 2,210 Glock 1,860 Springfield Armory 1,536 Smith & Wesson 1,465 CMMG 1,351 Ruger 1,336

Semi-Auto Calibers

9mm Luger 12,796 5.56x45mm NATO 5,707 12 Gauge 4,795 45 ACP 2,980 22 LR 2,713 308 Winchester 1,456

All Semi-Auto Firearms Products (41,563 results)

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FN AMERICA FN509 Tactical 9mm 4.5" 10rd Pistol w/ Threaded Barrel & Vortex Viper Red Dot | Black - FN

FN AMERICA FN509 Tactical 9mm 4.5" 10rd Pistol w/ Threaded Barrel & Vortex Viper Red Dot | Black

● In Stock

FN FN15 SRP G2 SBR 5.56 11.5 Barrel 30-Rounds - FN

FN FN15 SRP G2 SBR 5.56 11.5 Barrel 30-Rounds

$1,400.00 $1,708.00

● Out of Stock

FN AMERICA FN15 5.56 NATO / 223 Rem 16" 30rd Semi-Auto AR15 Rifle | Black - FN

FN AMERICA FN15 5.56 NATO / 223 Rem 16" 30rd Semi-Auto AR15 Rifle | Black

$1,199.00 $1,326.99

● In Stock

FN AMERICA Scar 20S 6.5 Creedmoor 20" 10rd FDE - FN

FN AMERICA Scar 20S 6.5 Creedmoor 20" 10rd FDE

● Out of Stock

FN America FN SCAR 17S 7.62x51mm FDE 16" 20rd US Marked Rifle 98541-1 - FN

FN America FN SCAR 17S 7.62x51mm FDE 16" 20rd US Marked Rifle 98541-1

● Out of Stock

FN America FN SCAR 16S 5.56x45mm FDE 16" 30rd US Marked Rifle 98501-1 - FN

FN America FN SCAR 16S 5.56x45mm FDE 16" 30rd US Marked Rifle 98501-1

● Out of Stock

FN AMERICA Scar 17S 7.62NATO Blk 20RD US MADE - FN

FN AMERICA Scar 17S 7.62NATO Blk 20RD US MADE

● Out of Stock

FN AMERICA FNS-9C 9mm 3.6" 12rd Fixed 3-Dot Sights FDE - FN

FN AMERICA FNS-9C 9mm 3.6" 12rd Fixed 3-Dot Sights FDE

● Out of Stock

FN AMERICA Scar 20S 7.62x51mm FDE 20" 10rd - FN

FN AMERICA Scar 20S 7.62x51mm FDE 20" 10rd

● Out of Stock

FN AMERICA FN 15r Sporting 5.56/223 18" 30+1 - FN

FN AMERICA FN 15r Sporting 5.56/223 18" 30+1

● Availability Unknown

FN AMERICA FNS-9 9mm 4" Blackened 17+1 No Manual Safety - FN

FN AMERICA FNS-9 9mm 4" Blackened 17+1 No Manual Safety

● Out of Stock

FN AMERICA FNS-40 Stainless Slide with Night Sights - FN

FN AMERICA FNS-40 Stainless Slide with Night Sights

● Out of Stock

FN AMERICA FNX-45 USG 45 ACP 4.5" 10rd Pistol w/ Ambi Safety & Decocker - FDE / Black - FN

FN AMERICA FNX-45 USG 45 ACP 4.5" 10rd Pistol w/ Ambi Safety & Decocker - FDE / Black

● Out of Stock

FN AMERICA FNX-45 USG 15+1 SFTY S/S/Blk P - FN

FN AMERICA FNX-45 USG 15+1 SFTY S/S/Blk P

● Availability Unknown

FN SCAR 16S Gen 2 Carbine 5.56 16.25 Barrel 30-Rounds - FN

FN SCAR 16S Gen 2 Carbine 5.56 16.25 Barrel 30-Rounds

● Availability Unknown

FN SCAR 16S Gen 2 Carbine Flat Dark Earth 5.56 16.25 Barrel 30-Rounds - FN

FN SCAR 16S Gen 2 Carbine Flat Dark Earth 5.56 16.25 Barrel 30-Rounds

● Availability Unknown

FN SCAR 17S Gen 2 Carbine Grey 7.62 X 51 / .308 Win 16.25 Barrel 20-Rounds - FN

FN SCAR 17S Gen 2 Carbine Grey 7.62 X 51 / .308 Win 16.25 Barrel 20-Rounds

● Availability Unknown

FN Reflex MRD 9mm 3.3 Barrel 15-Rounds w/ Holster 4 Mags - FN

FN Reflex MRD 9mm 3.3 Barrel 15-Rounds w/ Holster 4 Mags

● In Stock

FN AMERICA Scar 20S 7.62x51 NATO 20" 10rd - Woodland Camo - FN

FN AMERICA Scar 20S 7.62x51 NATO 20" 10rd - Woodland Camo

● In Stock

FN AMERICA SCAR 16S 5.56 NATO 16.2" 30rd - Chocolate Chip Desert Camo - FN

FN AMERICA SCAR 16S 5.56 NATO 16.2" 30rd - Chocolate Chip Desert Camo

● In Stock

FN FN15 SRP G2PH LE13 SBR 5.56 11.5 Barrel 30-Rounds - FN

FN FN15 SRP G2PH LE13 SBR 5.56 11.5 Barrel 30-Rounds

● Out of Stock

FN America FN 15 Guardian | 5.56 NATO | 16" | 10-Round | 845737017439 - FN

FN America FN 15 Guardian | 5.56 NATO | 16" | 10-Round | 845737017439

● In Stock

FN AMERICA FN 509 LS Edge 9mm 5" 10rd Pistol w/ Vortex Viper Red Dot & Fiber Optic Sights - Black - FN

FN AMERICA FN 509 LS Edge 9mm 5" 10rd Pistol w/ Vortex Viper Red Dot & Fiber Optic Sights - Black

● In Stock

FN AMERICA SCAR 20S NRCH 7.62x51 NATO 20" 10rd Semi-Auto Rifle w/ Geissel Trigger - Multi-Cam - FN

FN AMERICA SCAR 20S NRCH 7.62x51 NATO 20" 10rd Semi-Auto Rifle w/ Geissel Trigger - Multi-Cam

● Availability Unknown