Home /Brands / Sig Sauer / Firearms / 5.56×45mm NATO

Shop 30 Deals on Sig Sauer 5.56×45mm NATO Firearms

Browse Sig Sauer 5.56×45mm NATO Firearms for sale at the lowest prices online.

Sig Sauer MCX-R Regulator 5.56 NATO 16" 10rd Rifle, Flat Dark Earth - RMCX-556N-16B - Sig Sauer

Sig Sauer MCX-R Regulator 5.56 NATO 16" 10rd Rifle, Flat Dark Earth - RMCX-556N-16B

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

Sig MCX-R Regulator 5.56 NATO 16" 10rd Rifle w/ Romeo 2 Optic, Flat Dark Earth - RMCXR-556N-16B-RX2 - Sig Sauer

Sig MCX-R Regulator 5.56 NATO 16" 10rd Rifle w/ Romeo 2 Optic, Flat Dark Earth - RMCXR-556N-16B-RX2

$3,799.99 $1,740.00

Sig Sauer M400 Tread V2 Pistol 5.56 NATO 11.5" 30rd Pistol, Black - PM400-11B-TRD-V2 - Sig Sauer

Sig Sauer M400 Tread V2 Pistol 5.56 NATO 11.5" 30rd Pistol, Black - PM400-11B-TRD-V2

$1,349.99 $896.00

Sig Sauer M400 Tread 2.0 5.56x45mm 16" 30rd Rifle, Black - RM400-16B-TRD-V2 - Sig Sauer

Sig Sauer M400 Tread 2.0 5.56x45mm 16" 30rd Rifle, Black - RM400-16B-TRD-V2

$1,449.99 $825.00

Sig Sauer MCX Spear LT 5.56 NATO AR-15 Rifle 16" 30rd, Coyote - RMCX-556N-16B-IR - Sig Sauer

Sig Sauer MCX Spear LT 5.56 NATO AR-15 Rifle 16" 30rd, Coyote - RMCX-556N-16B-IR

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

Sig Sauer MCX Spear 5.56 NATO AR-15 Pistol 11.5" 30rd, Coyote - PMCX-556N-11B-IR - Sig Sauer

Sig Sauer MCX Spear 5.56 NATO AR-15 Pistol 11.5" 30rd, Coyote - PMCX-556N-11B-IR

$2,776.99 $2,439.00

Sig Sauer MCX Rattler LT Pistol 5.56 7.75" Barrel 30-Rounds - Sig Sauer

Sig Sauer MCX Rattler LT Pistol 5.56 7.75" Barrel 30-Rounds

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

Sig Sauer M400 5.56 NATO Semi-Auto Rifle 16" 30rd, Black - RM400-SDI-16B-P - Sig Sauer

Sig Sauer M400 5.56 NATO Semi-Auto Rifle 16" 30rd, Black - RM400-SDI-16B-P

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

SIG Sauer Cross 6.5 Creedmoor Bolt-Action Rifle 18", Black - CROSS-65-18B - Sig Sauer

SIG Sauer Cross 6.5 Creedmoor Bolt-Action Rifle 18", Black - CROSS-65-18B

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

Sig Sauer M400 5.56 NATO Semi-Auto 16" 30rd Rifle, FDE - RM400-SDI-16B-FDE - Sig Sauer

Sig Sauer M400 5.56 NATO Semi-Auto 16" 30rd Rifle, FDE - RM400-SDI-16B-FDE

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 Semi-Auto 16" 5.56 30rd Rifle, Black - RMCX-556N-16B-LT-B - Sig Sauer

Sig Sauer MCX Spear LT Semi-Auto 16" 5.56 30rd Rifle, Black - RMCX-556N-16B-LT-B

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 .223 Rem/5.56x45mm 11.50" AR Rifle, - Ultimate Multicam Tactical Firearm - PMCX-556N-11B-CW-V1-LT - Sig Sauer

Sig Sauer MCX-Spear LT .223 Rem/5.56x45mm 11.50" AR Rifle, - Ultimate Multicam Tactical Firearm - PMCX-556N-11B-CW-V1-LT

$3,489.99 $2,455.19

Sig Sauer M400 Tread 2.0 5.56 NATO 16" 30rd Rifle, Moss Green - RM400-16B-TRD-V2G - Sig Sauer

Sig Sauer M400 Tread 2.0 5.56 NATO 16" 30rd Rifle, Moss Green - RM400-16B-TRD-V2G

$1,485.99 $949.99

Sig Sauer M400 SDI 5.56 NATO 16" 30rd Rifle, Moss Green - RM400-SDI-16B-MSGRN - Sig Sauer

Sig Sauer M400 SDI 5.56 NATO 16" 30rd Rifle, Moss Green - RM400-SDI-16B-MSGRN

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

Sig M400-DH3 .223 Wylde 16" 30rd Rifle -M400-SDI-16B-DH3 - Sig Sauer

Sig M400-DH3 .223 Wylde 16" 30rd Rifle -M400-SDI-16B-DH3

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

Sig Sauer M400 SDI 5.56 NATO 11.5" 30rd Pistol, Black - PM400-SDI-11B-BLK - Sig Sauer

Sig Sauer M400 SDI 5.56 NATO 11.5" 30rd Pistol, Black - PM400-SDI-11B-BLK

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 5.56 AR-15 Pistol 11" 30rd FDE - Sig Sauer

SIG Sauer MCX SPEAR-LT 5.56 AR-15 Pistol 11" 30rd FDE

$2,999.99 $2,499.99

Sig Sauer MCX Spear LT IR 5.56x45mm 11.50", Flat Dark Earth - Sig Sauer

Sig Sauer MCX Spear LT IR 5.56x45mm 11.50", Flat Dark Earth

$2,880.99 $2,439.00

SIG Sauer MCX Spear LT AR-15 Rifle 5.56 16" 30rd, FDE - RMCX-556N-16B-LT - Sig Sauer

SIG Sauer MCX Spear LT AR-15 Rifle 5.56 16" 30rd, FDE - RMCX-556N-16B-LT

$2,899.00 $1,999.99

Sig MCX 5.56 Pistol 5.5" 30rd. w/o Brace - PMCX-5B-TAP-NB - Sig Sauer

Sig MCX 5.56 Pistol 5.5" 30rd. w/o Brace - PMCX-5B-TAP-NB

$2,939.99 $2,195.00

Sig Sauer SIG MCX Rattler 5.56 NATO 5.5" Bbl Short Barrel Rifle w/(1) 30rd Mag RMCX-5B-TAP-SBR - Sig Sauer

Sig Sauer SIG MCX Rattler 5.56 NATO 5.5" Bbl Short Barrel Rifle w/(1) 30rd Mag RMCX-5B-TAP-SBR

$2,979.99 $2,299.99

Sig Sauer M400 Tread Predator 2 5.56x45mm 16", Black - RM40016BTRDPRED2 - Sig Sauer

Sig Sauer M400 Tread Predator 2 5.56x45mm 16", Black - RM40016BTRDPRED2

$1,416.99 $1,041.86

Sig Sauer M400 Rose 5.56 NATO 16" 30rd Semi-Auto AR Rifle - RM400-16B-ROSE-R5X2 - Sig Sauer

Sig Sauer M400 Rose 5.56 NATO 16" 30rd Semi-Auto AR Rifle - RM400-16B-ROSE-R5X2

$1,429.99 $1,299.99

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

1 / 2