Semi-Auto Firearms

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

Top Semi-Auto Brands

Sig Sauer 2,208 Glock 1,853 Springfield Armory 1,531 Smith & Wesson 1,460 CMMG 1,351 Ruger 1,335

Semi-Auto Calibers

9mm Luger 12,774 5.56x45mm NATO 5,697 12 Gauge 4,792 45 ACP 2,984 22 LR 2,710 308 Winchester 1,460

All Semi-Auto Firearms Products (41,523 results)

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FN America FN SCAR 16S 5.56x45mm Blk 16" 10rd US Marked Rifle 98621-1 - FN

FN America FN SCAR 16S 5.56x45mm Blk 16" 10rd US Marked Rifle 98621-1

● Out of Stock

FN America FN SCAR 16S 5.56x45mm FDE 16" 10rd US Marked Rifle 98601-1 - FN

FN America FN SCAR 16S 5.56x45mm FDE 16" 10rd US Marked Rifle 98601-1

● Out of Stock

FN America FN SCAR 17S 7.62x51mm Blk 16" 10rd US Marked Rifle 98661-1 - FN

FN America FN SCAR 17S 7.62x51mm Blk 16" 10rd US Marked Rifle 98661-1

● Out of Stock

FN 509M 9MM MAG 15RD FDE 20-100350

● Out of Stock

FN 509M 9MM MAG 10RD FDE 20-100351

● Out of Stock

FN AMERICA 503 9mm 3.1" 8rd Recessed Crown Bbl Incl Light Blk - FN

FN AMERICA 503 9mm 3.1" 8rd Recessed Crown Bbl Incl Light Blk

● Out of Stock

FN America FN M249S Standard 5.56x45mm 1:7" 30rd FDE Rifle 46-100028 - FN

FN America FN M249S Standard 5.56x45mm 1:7" 30rd FDE Rifle 46-100028

● Out of Stock

FN America FN FNS-9 Compact 9mm NMS FDE/BLK DS Pistol with (2) 12-Rnd (1) 17-Rnd Pistol 66-100356 - FN

FN America FN FNS-9 Compact 9mm NMS FDE/BLK DS Pistol with (2) 12-Rnd (1) 17-Rnd Pistol 66-100356

● Out of Stock

FN America FN 15 Tactical Carbine II 5.56x45mm FDE/BLK 16" 36312-09 - FN

FN America FN 15 Tactical Carbine II 5.56x45mm FDE/BLK 16" 36312-09

● Out of Stock

FN America FNS-9C NMS FDE/BLK 9mm (2) 10rd 66-100355 - FN

FN America FNS-9C NMS FDE/BLK 9mm (2) 10rd 66-100355

● Out of Stock

FN America FN 15 Maryland Heavy Barrel Rifle 5.56x45mm 10rd 20" 36461 - FN

FN America FN 15 Maryland Heavy Barrel Rifle 5.56x45mm 10rd 20" 36461

● Out of Stock

FN America FN 15 Maryland Heavy Carbine 5.56x45mm 10rd 16" 36460 - FN

FN America FN 15 Maryland Heavy Carbine 5.56x45mm 10rd 16" 36460

● Out of Stock

FN America FN 15 Tactical Carbine 5.56x45mm FDE P-LOK 16" 36312-07 - FN

FN America FN 15 Tactical Carbine 5.56x45mm FDE P-LOK 16" 36312-07

● Out of Stock

FN America FNS-9C NMS FDE/BLK 9mm 12rd and 17rd 66-100354 - FN

FN America FNS-9C NMS FDE/BLK 9mm 12rd and 17rd 66-100354

● Out of Stock

FN America FN 15 Tactical Carbine II CA Blk 16" rifle - 36312-05 - FN

FN America FN 15 Tactical Carbine II CA Blk 16" rifle - 36312-05

● Out of Stock

FN America FN FN15 Tactical Carbine II .300BLK CA Rifle 36365-05

● Out of Stock

FN America FN 15 DMR II CA Blk 18" rifle - 36310-03 - FN

FN America FN 15 DMR II CA Blk 18" rifle - 36310-03

● Out of Stock

FN 509 9MM 4 NMS 3 DOT GREEN TRITIUM NS 3 17RD - FN

FN 509 9MM 4 NMS 3 DOT GREEN TRITIUM NS 3 17RD

● In Stock

FN America FNS-9C NMS BLK/GRY DA Fixed 3-dot Sights 66-100046-FN - FN

FN America FNS-9C NMS BLK/GRY DA Fixed 3-dot Sights 66-100046-FN

● Out of Stock

FN America FNS-9C 9mm 3.6" Barrel 10+1 Black 66774 - FN

FN America FNS-9C 9mm 3.6" Barrel 10+1 Black 66774

● Out of Stock

FN America FN PS90 Carbine Standard Blk 5.7x28mm 16" 30rd Rifle w/ Red Dot Sight 3848950465 - FN

FN America FN PS90 Carbine Standard Blk 5.7x28mm 16" 30rd Rifle w/ Red Dot Sight 3848950465

● Out of Stock

FN America FN M249S PARA FDE 5.56x45mm 56502 - FN

FN America FN M249S PARA FDE 5.56x45mm 56502

● Out of Stock

FN America FN M249S Standard FDE 5.56x45mm 56501 - FN

FN America FN M249S Standard FDE 5.56x45mm 56501

● Out of Stock

FN America FN 15 SBR 14.5 Tactical Carbine 5.56mm 1x30 LE 36369 - FN

FN America FN 15 SBR 14.5 Tactical Carbine 5.56mm 1x30 LE 36369

● Out of Stock