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Standard Manufacturing Guns for Sale

Founded: 2014

HQ: United States

Standard Manufacturing Company LLC is an American firearms manufacturer founded in 2014. The company is distinguished by double-barreled designs, from a double-barreled pump-action shotgun to a compact double-barrel .22 WMR revolver, and by high-finish Single Action Army–style revolvers.

Popular Standard Manufacturing Models for Sale

Standard Manufacturing Categories

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Recently Sold

Standard Manufacturing DP-12 18.9" DP12 BULLPUP +ORIG BOX
Sold On 08/24/2026

Standard Manufacturing DP-12 18.9" DP12 BULLPUP +ORIG BOX

Similar Kel-Tec KSG IWI Tavor TS12 Mossberg 590

Standard Manufacturing DP-12 18.8" DP12 Double-Barrel Bullpup
Sold On 08/07/2026

Standard Manufacturing DP-12 18.8" DP12 Double-Barrel Bullpup

Similar Kel-Tec KSG Keltec KSG25 Mossberg 590

Standard Manufacturing DP-12 18.9" DP12 Double-Barrel +ORIG BOX
Sold On 08/03/2026

Standard Manufacturing DP-12 18.9" DP12 Double-Barrel +ORIG BOX

Like Kel-Tec KSG-25 12 KelTec Mossberg 590A1 590

Standard Manufacturing DP-12 18.875" DP12 BULLPUP
Sold On 07/22/2026

Standard Manufacturing DP-12 18.875" DP12 BULLPUP

Like Kel-Tec KSG 12GA KelTec Mossberg 590A1 590-A1

Standard Manufacturing 1911 A1 Government Model 45 ACP 5" 1911A1
Sold On 07/09/2026

Standard Manufacturing 1911 A1 Government Model 45 ACP 5" 1911A1

Like Colt 1911A1 Government Model Springfield 1911

Standard 1911 45 ACP 5" 1911A1 CCH Slide & Frame +ORIG BOX
Sold On 06/26/2026

Standard 1911 45 ACP 5" 1911A1 CCH Slide & Frame +ORIG BOX

Like Colt 1911 Government 1911A1

Standard Manufacturing SKO-12 Gauge 18.5" SKO12 MAG-FED
Sold On 06/17/2026

Standard Manufacturing SKO-12 Gauge 18.5" SKO12 MAG-FED

Standard SKO-12 12Ga SKO12 AR-Style Controls

Standard Manufacturing S333 Thunderstruck 22 WMR 1.25" S-333 +OG BOX
Sold On 05/01/2026

Standard Manufacturing S333 Thunderstruck 22 WMR 1.25" S-333 +OG BOX

Standard Manufacturing S333 Thunderstruck 2-Barrel

Standard Manufacturing Switch-Gun 22 WMR 88" Folding Grip Pocket‑sized
Sold On 04/15/2026

Standard Manufacturing Switch-Gun 22 WMR 88" Folding Grip Pocket‑sized

Standard Manufacturing USA Switch-Gun 22WMR Micro

Standard Manufacturing 1911 A1 45 ACP 5" High-Polish Blued 2MAGS & ORIG BOX
Sold On 04/15/2026

Standard Manufacturing 1911 A1 45 ACP 5" High-Polish Blued 2MAGS & ORIG BOX

Standard Manufacturing USA 1911A1 45ACP GVT Serial

LIKE-NEW Standard Manufacturing SG22 22LR 6" Blued Pistol
Sold On 04/06/2026

LIKE-NEW Standard Manufacturing SG22 22LR 6" Blued Pistol

Standard Manufacturing SG22 22 LR Target

Standard Manufacturing DP-12 Gauge 18.875" DP12 Double-Barrel CQB Tactical
Sold On 02/23/2026

Standard Manufacturing DP-12 Gauge 18.875" DP12 Double-Barrel CQB Tactical

Standard Manufacturing DP-12 DP12 Ga Home Defense

Standard Manufacturing DP-12 Double-Barrel Bullpup 18.875" DP12
Sold On 02/20/2026

Standard Manufacturing DP-12 Double-Barrel Bullpup 18.875" DP12

Standard Manufacturing DP-12 DP12 12Ga

Standard Manufacturing DP-12 18.5" DP12 Home Defense Shotgun
Sold On 01/21/2026

Standard Manufacturing DP-12 18.5" DP12 Home Defense Shotgun

DP-12 12Ga DP12 Double Barrel Twin Tubes

BULLPUP DOUBLE BARREL Standard Manufacturing DP-12 18.75" DP12
Sold On 12/17/2025

BULLPUP DOUBLE BARREL Standard Manufacturing DP-12 18.75" DP12

USA MADE Standard Manufacturing DP-12 12Ga 16 +1

Standard Manufacturing DP-12 12-Gauge 18" DP12
Sold On 11/26/2025

Standard Manufacturing DP-12 12-Gauge 18" DP12

Standard Manufacturing DP-12 DP12

DOUBLE-BARREL Standard Manufacturing S333 Thunderstruck Gen II 22 WMR 1.5"
Sold On 11/26/2025

DOUBLE-BARREL Standard Manufacturing S333 Thunderstruck Gen II 22 WMR 1.5"

Standard Mfg S333 Thunderstruck 22-Magnum +OG Box

DOUBLE BARREL PUMP! Standard Manufacturing DP-12 18.875" FDE
Sold On 10/24/2025

DOUBLE BARREL PUMP! Standard Manufacturing DP-12 18.875" FDE

DP-12 12Ga DP12 Bullpup Shotgun

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Standard Manufacturing STD-15 5.56 NATO (223REM) AR15 AR-15 12.5" PISTOL
Sold On 09/26/2025

Standard Manufacturing STD-15 5.56 NATO (223REM) AR15 AR-15 12.5" PISTOL

Standard Manufacturing (STD) STD15 556 AR15 AR-15

DOUBLE BARREL Standard Manufacturing DP-12 18.875" DP12
Sold On 09/19/2025

DOUBLE BARREL Standard Manufacturing DP-12 18.875" DP12

BULLPUP Standard Mfg DP-12 12Ga DP12

Standard Manufacturing SP-12 18.0" SP12
Sold On 08/13/2025

Standard Manufacturing SP-12 18.0" SP12

Standard Manufacturing SP-12 12Ga SP12

Standard Manufacturing STD-15 Left-Handed 300 Blackout AR15 16.0" LH +5MAGS
Sold On 08/11/2025

Standard Manufacturing STD-15 Left-Handed 300 Blackout AR15 16.0" LH +5MAGS

Standard Manufacturing STD-15 LH 300-BLK-AAC AR15

Standard Manufacturing DP-12 12-Gauge 18.75" DP12
Sold On 08/08/2025

Standard Manufacturing DP-12 12-Gauge 18.75" DP12

Standard Manufacturing DP-12 12GA DP12

Standard Manufacturing 1911A1 45 ACP 1911 5.0" 1911-A1 +2 MAGS & ORIG BOX
Sold On 07/21/2025

Standard Manufacturing 1911A1 45 ACP 1911 5.0" 1911-A1 +2 MAGS & ORIG BOX

Standard Manufacturing 1911A1 45ACP 1911-A1

Standard Manufacturing DP-12 12-Gauge 18.8" Green DP-12 DP12 TACTICAL
Sold On 04/18/2025

Standard Manufacturing DP-12 12-Gauge 18.8" Green DP-12 DP12 TACTICAL

Standard Manufacturing DP-12 DP12

Standard Manufacturing DP-12 12-Gauge 3" DP12 Standard Std Mfg DP-12
Sold On 02/28/2025

Standard Manufacturing DP-12 12-Gauge 3" DP12 Standard Std Mfg DP-12

Standard Manufacturing DP-12 Std Mfg DP12 DP-12

Standard Manufacturing DP-12 12-Gauge 18.8" Double Barrel Pump DP-12 DP12
Sold On 01/03/2025

Standard Manufacturing DP-12 12-Gauge 18.8" Double Barrel Pump DP-12 DP12

Standard Manufacturing DP-12 Standard Mfg. DP12

Standard Manufacturing DP-12 Tactical 12-Gauge 18.9" DP-12 DP12 Bullpup
Sold On 09/20/2024

Standard Manufacturing DP-12 Tactical 12-Gauge 18.9" DP-12 DP12 Bullpup

Standard Manufacturing DP-12 DP12 Bullpup

Standard Manufacturing S333 Thunderstruck Gen 2 22 WMR 1.5" Red Anodized
Sold On 08/30/2024

Standard Manufacturing S333 Thunderstruck Gen 2 22 WMR 1.5" Red Anodized

Standard Manufacturing S333 Thunderstruck

Standard Manufacturing DP-12 OD Green 12-Gauge 18.9" DP-12 DP12
Sold On 07/26/2024

Standard Manufacturing DP-12 OD Green 12-Gauge 18.9" DP-12 DP12

Standard Manufacturing DP-12 DP12

Standard Manufacturing SP-12 12-Gauge 18.5" SP-12 SP12 +ORIG BOX
Sold On 06/21/2024

Standard Manufacturing SP-12 12-Gauge 18.5" SP-12 SP12 +ORIG BOX

Standard Manufacturing SP-12 SP12

Standard Manufacturing DP-12 12-Gauge 18" Standard-Manufacturing DP12 OPTIC
Sold On 05/10/2024

Standard Manufacturing DP-12 12-Gauge 18" Standard-Manufacturing DP12 OPTIC

TACTICAL Standard Manufacturing DP-12 DP12

Standard Manufacturing VOLLEYFIRE S333 Thunderstruck Gen 2 22 WMR 1.5"
Sold On 12/14/2023

Standard Manufacturing VOLLEYFIRE S333 Thunderstruck Gen 2 22 WMR 1.5"

Standard Manufacturing S333 Thunderstruck

VOLLEY FIRE Standard Manufacturing S333 Thunderstruck Gen 1 22 Magnum S333
Sold On 11/09/2023

VOLLEY FIRE Standard Manufacturing S333 Thunderstruck Gen 1 22 Magnum S333

Standard Manufacturing S333 +ORIG BOX

Standard Manufacturing DP-12 12-Gauge Standard Mfg DP-12 FDE Pump 16rd 3"
Sold On 07/27/2023

Standard Manufacturing DP-12 12-Gauge Standard Mfg DP-12 FDE Pump 16rd 3"

Standard Manufacturing DP-12

Standard Manufacturing SKO Shorty 12-Gauge Standard Mfg Matte Shotgun 10+1
Sold On 07/27/2023

Standard Manufacturing SKO Shorty 12-Gauge Standard Mfg Matte Shotgun 10+1

Standard Manufacturing SKO Shorty

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All Standard Manufacturing models

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