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 5,696 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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Diamondback Firearms

Diamondback DB15 5.56mm NATO Semi-Automatic Pistol with 10.5 Inch Barrel

$699.99

● Out of Stock

Diamondback Firearms

Diamondback DB15 5.56mm Semi-Auto Pistol

$607.99

● Out of Stock

Diamondback Firearms

Diamondback DB15 5.56 NATO / .223 Rem 16 Barrel 10-Rounds M-LOK

Price unavailable

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB9R 9mm 16" 32rd Midnight Bronze w/ Magpul

$925.00

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB9R 9mm 16" 32rd Bronze w/ Magpul Carbine Stock

$925.00

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB15 223 Rem/5.56 NATO 16" 30rd Black Nitride Bla

$586.00

● Out of Stock

Diamondback Firearms

DB15PYFDE Diamondback AR15 Dual Tone FDE/Black Mlok

Price unavailable

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB15 CA Compliant 5.56 16" 10rd Black w/ Magpul

$671.00

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DBAM29 9mm 3.5" 17Rd Black/SS w/ Viridian Laser

$536.00

● Out of Stock

Diamondback Firearms

Diamondback DB15 6.5 Grendel Sem-Automatic Optics Ready Rifle

$699.99

● Out of Stock

MSRP

Diamondback Firearms

Diamondback DB15 556 Nato 16" Barrel CO Compliant AR-15 DB15CCMLB10

$489.00

● In Stock

Diamondback Firearms

Diamondback DB15 5.56mm Pistol with Maxim CQB Stabilizing Brace

$879.99

● Out of Stock

Diamondback Firearms

Diamondback DB-15 5.56mm Pistol with Maxim CQB Stabilizing Brace

$879.99

● Out of Stock

Diamondback Firearms

Diamondback DB15 300 Blackout Pistol with Maxim CQB Stabilizing Brace

$879.99

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS AM2 9mm FDE SUB CMPT 15rd 3.5"

$354.00

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB15 M-Loc 300 Blackout 16" Burnt Bronze 30rd

● Out of Stock

● In Stock

DBF DB10 308 RFL 16B 20R KM RL

$785.54

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB15 AR Pistol 223/5.56 10.5" Black 30rd

$508.99

● Out of Stock

Diamondback Firearms

Diamondback DB15 5.56/.223 Rem 16 Barrel 30-Rounds

$709.00

● Out of Stock

Diamondback Firearms

Diamondback DB15 5.56mm Semi-Automatic Rifle with KeyMod Rail and Rogers Super Stoc

$599.99

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB380 380 ACP 2.8" OD Green 6rd

$194.99

● Out of Stock

Diamondback Firearms

DIAMONDBACK FIREARMS DB9 9mm 3" 6rd Flat Dark Earth

$258.00

● Out of Stock

MSRP

Diamondback Firearms

Diamondback Firearms 9mm DB9NS

$319.00

● In Stock