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Browse Sig Sauer Semi-Auto products for sale at the lowest prices online.

Lower Receivers

.300 AAC Blackout

.22 Long Rifle (LR)

5.56×45mm NATO

.308 Winchester

5mm Remington Rimfire Magnum

6.5mm Creedmoor

7.62×51mm NATO

Sig MCX Spear-LT .300Blackout Pistol 8" 30rd, FDE - PMCX-300B-9B-LT - Sig Sauer

Sig MCX Spear-LT .300Blackout Pistol 8" 30rd, FDE - PMCX-300B-9B-LT

$3,200.99 $2,421.11

Sig Sauer P226 9mm SAO Legion (3) 15 Round Magazines Pistol E26R-9-LEGION-SAO - Sig Sauer

Sig Sauer P226 9mm SAO Legion (3) 15 Round Magazines Pistol E26R-9-LEGION-SAO

$1,413.00 $1,298.99

Sig Sauer STX Full Size Black / Stainless .45 ACP 5 Barrel 8-Rounds - Sig Sauer

Sig Sauer STX Full Size Black / Stainless .45 ACP 5 Barrel 8-Rounds

$1,295.99 $1,017.99

Used Sig P320 Full Size 9mm 4.7'' Semi-Auto Pistol - Sig Sauer

Used Sig P320 Full Size 9mm 4.7'' Semi-Auto Pistol

$605.24 $427.00

Sig Sauer P226-XCarry Legion RXSL Legion Grey 9mm 3.8 Barrel 18-Rounds w/ Manual Safety - Sig Sauer

Sig Sauer P226-XCarry Legion RXSL Legion Grey 9mm 3.8 Barrel 18-Rounds w/ Manual Safety

$2,021.99 $1,799.99

Sig Sauer MCX SPEAR-LT .300 Blackout 9" 1:5" Bbl Coyote Brown Short Barrel Rifle w/(1) 30rd Magazine (NFA) RMCX-300B-9B-LT-SBR - Sig Sauer

Sig Sauer MCX SPEAR-LT .300 Blackout 9" 1:5" Bbl Coyote Brown Short Barrel Rifle w/(1) 30rd Magazine (NFA) RMCX-300B-9B-LT-SBR

Sig Sauer SP2022 9mm 3.9" 15rd Pistol, Black - E2022-9-BSS - Sig Sauer

Sig Sauer SP2022 9mm 3.9" 15rd Pistol, Black - E2022-9-BSS

$698.99 $489.00

Sig Sauer P229 Legion Compact SAO 9mm Pistol, Legion Gray Cerakote Elite - 229RM-9-LEGION-SAO - Sig Sauer

Sig Sauer P229 Legion Compact SAO 9mm Pistol, Legion Gray Cerakote Elite - 229RM-9-LEGION-SAO

$1,519.99 $999.99

Sig Sauer P365 XMacro Comp Distressed Grey 9mm 3.1 Barrel 17-Rounds - Sig Sauer

Sig Sauer P365 XMacro Comp Distressed Grey 9mm 3.1 Barrel 17-Rounds

$1,169.99 $764.18

SIG SAUER P320 COMPACT - Sig Sauer

SIG SAUER P320 COMPACT

$950.99 $483.00

Sig Sauer P226 SAO Legion 9mm 15rd 4.4" Pistol w/ Romeo1 Pro - E26R-9-LEGION-SAO-RXP - Sig Sauer

Sig Sauer P226 SAO Legion 9mm 15rd 4.4" Pistol w/ Romeo1 Pro - E26R-9-LEGION-SAO-RXP

$1,799.99 $1,299.99

SIG SAUER P365X 9mm Micro-Compact Pistol with ROMEOZERO Elite 3 MOA Red Dot - SIG SAUER

SIG SAUER P365X 9mm Micro-Compact Pistol with ROMEOZERO Elite 3 MOA Red Dot

$807.99 $755.54

Sig Sauer P226 Legion 9mm 15rd 4.4" Pistol w/ Romeo1 Pro - E26R-9-LEGION-RXP - Sig Sauer

Sig Sauer P226 Legion 9mm 15rd 4.4" Pistol w/ Romeo1 Pro - E26R-9-LEGION-RXP

$1,668.99 $1,428.86

Sig Sauer P365XL Galactic June Bug 9mm 3.7 Barrel 12-Rounds - Sig Sauer

Sig Sauer P365XL Galactic June Bug 9mm 3.7 Barrel 12-Rounds

$799.99 $698.00

Sig Sauer P365 3.1" .380ACP (3) 12rd OR Pistol, Cerakote Black - 365AXG-380-COMP-LUXE - Sig Sauer

Sig Sauer P365 3.1" .380ACP (3) 12rd OR Pistol, Cerakote Black - 365AXG-380-COMP-LUXE

$1,099.99 $999.99

Sig Sauer P365 OR Satin Aluminum/Black .380 ACP 3.1 Barrel 10-Rounds - Sig Sauer

Sig Sauer P365 OR Satin Aluminum/Black .380 ACP 3.1 Barrel 10-Rounds

$710.99 $499.99

Sig Sauer P226 9mm Pistol, 4.4" Barrel, Siglite Night Sights, Black - 226R9BSE - Sig Sauer

Sig Sauer P226 9mm Pistol, 4.4" Barrel, Siglite Night Sights, Black - 226R9BSE

$1,255.99 $976.67

SIG SAUER P365 9mm Micro Compact Striker-Fired Pistol - SIG SAUER

SIG SAUER P365 9mm Micro Compact Striker-Fired Pistol

$599.99 $499.99

Sig Sauer MCX Rattler .300 AAC Blackout 5.5 Barrel 30-Rounds Optics Ready - Sig Sauer

Sig Sauer MCX Rattler .300 AAC Blackout 5.5 Barrel 30-Rounds Optics Ready

Sig Sauer P226 9mm 4.4" Legion Gray DA/SA Pistol w/ (3) 10Rd Mags & ROMEO1PRO 226R-9-LEGION-RXP - Sig Sauer

Sig Sauer P226 9mm 4.4" Legion Gray DA/SA Pistol w/ (3) 10Rd Mags & ROMEO1PRO 226R-9-LEGION-RXP

$2,038.99 $1,599.99

Sig Sauer 716i Tread Snakebite SE FDE 7.62x51mm 16 Barrel 15-Rounds - Sig Sauer

Sig Sauer 716i Tread Snakebite SE FDE 7.62x51mm 16 Barrel 15-Rounds

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sig Sauer MCX Spear-LT SBR Coyote .223 Rem /5.56 NATO 11 Barrel 30-Rounds - Sig Sauer

Sig Sauer MCX Spear-LT SBR Coyote .223 Rem /5.56 NATO 11 Barrel 30-Rounds

SIG SAUER M400 Tread 5.56mm Semi-Automatic Rifle - SIG SAUER

SIG SAUER M400 Tread 5.56mm Semi-Automatic Rifle

$951.99 $849.99

Sig Sauer MCX Spear 5.56 NATO 11.5" 30rd Pistol, Black - PMCX-556N-11B-LTB - Sig Sauer

Sig Sauer MCX Spear 5.56 NATO 11.5" 30rd Pistol, Black - PMCX-556N-11B-LTB

$2,909.99 $2,499.99

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