5.56x45mm Sig Sauer Guns for Sale

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5.56x45mm
Sig Sauer

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SIG SAUER SIGM400 - The M400 TREAD comes ready for the range and ready to be customized. TREAD features a 16" stainless steel barrel with a free-floating M-LOK handguard, a single-stage polished/hard-coat trigger, ambidextrous controls, a Magpul(TM) SL-K 6 position telesc...
Used
Shipping $30
$749.99 Guns.com ★★★★★ (38,455)
SIG SAUER M400 TREAD - The SIG SAUER M400 TREAD is a feature-rich AR-15 style rifle chambered in 5.56 NATO, built to deliver exceptional reliability, accuracy, and versatility. Designed for recreational shooting, training, home defense, and sporting applications, the M400 ...
Used
UPC 798681597765 Shipping $32.80
$819.99 Guns.com ★★★★★ (38,455)

5.56x45mm Sig Sauer Guns Price Graph

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SIG SAUER M400 TREAD - RIFLE: SIG SAUER MODEL M400 TREAD Notes: SIG SAUER MODEL M400 TREAD BLACK (MATTE) COMES W/ ONE 5 RND MAG SEMI - AUTOMATIC 5.56 NATO 16" - BJB (47927)
Used
Shipping $34
$849.99 Guns.com ★★★★★ (38,455)
SIG SAUER SIGM400 RIFLE - RIFLE: SIG SAUER MODEL SIGM400 RIFLE, SERIAL NUMBER 20L089255, BLACK (MATTE), CASE NOT INCLUDED, SEMI - AUTOMATIC, 5.56 NATO, 20 Notes: The SIG Sauer SIGM400 is a versatile, semi-automatic AR-15 platform widely used for duty, home defense, and sp...
Used
Shipping $34
$849.99 Guns.com ★★★★★ (38,455)
Sig Sauer RM40016BTRD M400 Tread 5.56x45mm NATO 16" 30+1 Black Hard Coat Anodized Black 6 Position Magpul SL-K Stock Black Polymer Grip
New
UPC 798681597765 Free Shipping
$873.48 Gman Sporting Arms
SIG SAUER SIGM400 - Description The Sig Sauer M400 Forge is a premium 5.56 NATO modern sporting rifle built for shooters who demand accuracy, consistency, and refined ergonomics. Its cold hammer forged steel barrel with FNC finish provides exceptional durability and repe...
Used
Shipping $35.44
$885.99 Guns.com ★★★★★ (38,455)
Hexium 5.56mm TI HUB Direct Thread
New
UPC 798681731671 Free Shipping
$899.99 Timber Hole Outdoors ★★★★★ (5)
SIG HEXIUM 5.56MM INC DIRECT THREAD
New
UPC 798681731688 Free Shipping
$899.99 Timber Hole Outdoors ★★★★★ (5)
SIG HEXIUM 5.56MM TI DIRECT THREAD
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UPC 798681731671 Free Shipping
$899.99 Garrison's Guns ★★★★★ (21)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Free Shipping
$899.99 Garrison's Guns ★★★★★ (21)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Free Shipping
$899.99 Cummings Family Firearms ★★★★★ (52)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Free Shipping
$899.99 Kinetic Armory ★★★★★ (3)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
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UPC 798681731688 Free Shipping
$899.99 Axolotl Arms ★★★★★ (126)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Free Shipping
$899.99 Conkey's Outdoors ★★★★★ (175)
Sig Sauer Hexium 5.56mm Inconel Direct Thread Suppressor
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UPC 798681731688 Free Shipping
$899.99 Shooting Surplus ★★★★★ (193)
Sig Sauer Hexium 5.56mm Suppressor Titanium Hub Taper Direct Mount Cerakote Finish
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UPC 798681731671 Free Shipping
$899.99 Shooting Surplus ★★★★★ (193)
Sig Sauer Hexium 5.56mm TI Suppressor 5.56mm Titanium Hub Taper Direct Mount 1/2"-28
New
UPC 798681731671 Free Shipping
$899.99 Cummings Family Firearms ★★★★★ (52)
SIG SAUER HEXIUM 556 SILENCER
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UPC 798681731671 Free Shipping
$899.99 Kinetic Armory ★★★★★ (3)
SIG SAUER HEXIUM 556 SILENCER
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UPC 798681731671 Free Shipping
$899.99 Axolotl Arms ★★★★★ (126)
Sig Sauer HEXIUM 5.56mm INC Suppressor, 5.9 in
New
UPC 798681731688 Shipping $10
$899.99 Alexander's Store ★★★★★ (1,532)
Sig Sauer Hexium 5.56 Ti Suppressor 6.2in HUB Direct Thread 1/2x28
New
UPC 798681731671 Shipping $10
$899.99 Alexander's Store ★★★★★ (1,532)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Shipping $18
$899.99 Blackbox Ballistics ★★★★★ (2)
Sig Sauer Hexium 5.56mm TI Suppressor 5.56mm Titanium Hub Taper Direct Mount 1/2"-28
New
UPC 798681731671 Shipping $18
$899.99 Blackbox Ballistics ★★★★★ (2)
SIG HEXIUM 5.56MM INC DIRECT THREAD
New
UPC 798681731688 Shipping $20 Free Shipping > $1,000
$899.99 Life2A ★★★★★ (3)
Sig Sauer HEXIUM556INC Hexium 5.56mm 1.75" Black Inconel 1/2"x28
New
UPC 798681731688 Shipping $20
$899.99 JB Armament ★★★★★ (126)
SIG SAUER HEXIUM 556 SILENCER
New
UPC 798681731671 Shipping $20 Free Shipping > $1,000
$899.99 Life2A ★★★★★ (3)
SIG SAUER HEXIUM 556 SILENCER
New
UPC 798681731671 Shipping $20 Free Shipping > $1,000
$899.99 Dave's Guns ★★★★★ (28)
SIG SAUER HEXIUM 556 SILENCER INCONEL
New
UPC 798681731688 Shipping $20 Free Shipping > $1,000
$899.99 Dave's Guns ★★★★★ (28)
SIG SAUER SIGM400 - SIG M400 SBP short barrel pistol chambered in 5.56. Reliable, accurate, and built with SIG's quality standards. Features include a comfortable pistol grip, smooth action, and durable finish. Perfect for range days or as the foundation for your next bui...
Used
Shipping $36
$899.99 Guns.com ★★★★★ (38,455)
SIG SAUER SIGM400 - The Sig Sauer M400 is a top-tier semi-automatic rifle that has taken the firearms industry by storm. This 5.56 NATO rifle, manufactured by the renowned Sig Sauer brand, offers a perfect blend of precision, reliability, and customization options. With it...
Used
Shipping $36
$899.99 Guns.com ★★★★★ (38,455)
HEXIUM556INC
New
UPC 798681731688
$899.99 Pathfinder Militaria ★★★★★ (106)
Hexium 5.56mm INC HUB Direct Thread
New
UPC 798681731688
$899.99 CLB Guns ★★★★★ (45)
SIG HEXIUM 5.56MM INC DIRECT THREAD
New
UPC 798681731688
$899.99 Big Bee Bee ★★★★★ (11)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688
$899.99 Utah Fast ★★★★★ (101)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688
$899.99 Precision Gunworks
Sig Sauer Hexium 5.56 556 NATO Silencer / Suppressor Direct Thread 1/2x28 HUB Compatible HEXIUM556INC
New
UPC 798681731688
$899.99 GunPrime ★★★★★ (2,495)
Sig Sauer Hexium 5.56 556 NATO Silencer / Suppressor Titanium Direct Thread 1/2x28 HEXIUM556
New
UPC 798681731671
$899.99 GunPrime ★★★★★ (2,495)
SIG SAUER HEXIUM556 5.56NATO SUPPRESSOR HUB TAPER D.T. MOUNT, BLACK, 3D PRINT TITAIUM CORE 1/2X28
New
UPC 798681731671
$899.99 Big Bee Bee ★★★★★ (11)
SIG SAUER HEXIUM556 5.56NATO SUPPRESSOR HUB TAPER D.T. MOUNT, BLACK, 3D PRINT TITAIUM CORE 1/2X28
New
UPC 798681731671
$899.99 Allied Arms ★★★★★ (310)
Sig Sauer Hexium 5.56mm TI Suppressor 5.56mm Titanium Hub Taper Direct Mount 1/2"-28
New
UPC 798681731671
$899.99 Tungsten Creek Tactical
Sig Sauer Hexium 5.56mm TI Suppressor 5.56mm Titanium Hub Taper Direct Mount 1/2"-28
New
UPC 798681731671
$899.99 Pathfinder Militaria ★★★★★ (106)
SIG SAUER HEXIUM 556 SILENCER
New
UPC 798681731671
$899.99 CLB Guns ★★★★★ (45)
SIG SAUER HEXIUM 556 SILENCER INCONEL
New
UPC 798681731688
$899.99 Allied Arms ★★★★★ (310)
SIG SAUER HEXIUM 556 SILENCER INCONEL
New
UPC 798681731688
$899.99 Tungsten Creek Tactical
Sig Sauer RM400-16B-TRD-V2 M400 Tread 2.0 5.56X45MM 16" Rifle V2
New
UPC 798681688005 Free Shipping
$910.00 Bereli ★★★★★ (1,013)
SIG RIFLE SUPPRESSOR 5.56 NATO - INCONEL HUB DIRECT THREAD BLK
New
UPC 798681731688 Free Shipping
$929.56 Lightning Strike Arms ★★★★★ (32)
SIG SAUER HEXIUM 556 SILENCER
New
UPC 798681731671 Free Shipping
$929.56 Lightning Strike Arms ★★★★★ (32)
SIG SAUER M400 TREAD V2 - The M400 TREAD features a free-floating M-LOK enhanced handguard that is lightweight yet rigid for extreme control and ease of mounting accessories such as lights and handstops. The lower receiver has an ambidextrous safety for right or left-hande...
New
UPC 798681688005 Shipping $20
$939.99 Guns.com ★★★★★ (38,455)
SIG M400 TREAD 5.56 NATO 11.5" - M-LOK MAGPUL BSL BRACE BLACK
New
UPC 798681698950 Free Shipping CC Fee 3% $10 Off Code CALIBERKING
$949.39 Armed in Michigan ★★★★★ (714)
Sig Sauer PM400-11B-TRD-V2 M400 Tread V2 5.56 NATO 11.5" Barrel, M-LOK Handguard, Magpul BSL
New
UPC 798681698950 Free Shipping
$949.99 Bereli ★★★★★ (1,013)
Sig Sauer M400-Forge Pistol 5.56 Nato 11.5" Barrel 30 Round
New
UPC 798681744107
$949.99 Fin Feather Fur Outfitters ★★★★★ (10,502)
SIG SAUER M400 TREAD V2 - The M400 TREAD Pistol features a free-floating M-LOK enhanced handguard that is lightweight yet rigid for extreme control and ease of mounting accessories such as lights and handstops. The lower receiver has an ambidextrous safety for right or lef...
New
UPC 798681698950 Shipping $20
$972.99 Guns.com ★★★★★ (38,455)
Sig Sauer M400 Tread Rifle 5.56 NATO 30rd Magazine 16" 1/2x28 Threaded Barrel Stainless Steel and Moss Green
New
UPC 798681688012 CC Fee 6%
$978.18 All Things Firearm ★★★★★ (3)
SIG SAUER M400 TREAD - This Sig Sauer custom M400 Tread is perfect for target shooting. This rifle is chambered in .223 Rem/5.56 NATO, has a 16-inch barrel, and comes with one 30-round magazine. Finished in a distressed OD Green, it features ambidextrous controls, a free-f...
New
UPC 798681665488 Shipping $20
$979.99 Guns.com ★★★★★ (38,455)
SIG SAUER M400 TREAD V2 - 5.56mm Rifle This rifle in in very good condition with minor scratching on the receiver. The rifle comes with a 16" Barrel, (1)30Rd Magazine, an M-Lok Handguard, an Adjustable Magpul Stock, a Sig Sauer Romeo-MSR Red Dot Sight, a Sig Sauer Verti...
Used
UPC 798681688005 Shipping $39.20
$979.99 Guns.com ★★★★★ (38,455)
SIG M400 TREAD V2 5.56 NATO - 16" M-PUL TELE STOCK MOSS
New
UPC 798681688012 Free Shipping
$982.99 Cummings Family Firearms ★★★★★ (52)
SIG SAUER M400 TREAD V2 5.56MM GRN 16"
New
UPC 798681688012 CC Fee 3%
$983.99 Cornerstone Arms ★★★★★ (373)
SIG SAUER M400 TREAD V2 5.56MM BLK 11"
New
UPC 798681698950 Shipping $16
$987.99 Riflenetics ★★★★★ (65)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping
$999.99 Timber Hole Outdoors ★★★★★ (5)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping
$999.99 Axolotl Arms ★★★★★ (126)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping
$999.99 Canoe Creek Armory ★★★★★ (17)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping
$999.99 Cummings Family Firearms ★★★★★ (52)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping
$999.99 Garrison's Guns ★★★★★ (21)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping
$999.99 Canoe Creek Armory ★★★★★ (17)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping
$999.99 Cummings Family Firearms ★★★★★ (52)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping
$999.99 Timber Hole Outdoors ★★★★★ (5)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping
$999.99 Axolotl Arms ★★★★★ (126)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114 Free Shipping
$999.99 Axolotl Arms ★★★★★ (126)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114 Free Shipping
$999.99 Canoe Creek Armory ★★★★★ (17)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114 Free Shipping
$999.99 Timber Hole Outdoors ★★★★★ (5)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR CA
New
UPC 798681744138 Free Shipping
$999.99 Garrison's Guns ★★★★★ (21)
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138 Free Shipping
$999.99 Safe Haven Defense
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138 Free Shipping
$999.99 Kinetic Armory ★★★★★ (3)
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138 Free Shipping
$999.99 Conkey's Outdoors ★★★★★ (175)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping CC Fee 3% $10 Off Code CALIBERKING
$999.99 Armed in Michigan ★★★★★ (714)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114 Free Shipping CC Fee 3% $10 Off Code CALIBERKING
$999.99 Armed in Michigan ★★★★★ (714)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR CA
New
UPC 798681744138 Free Shipping CC Fee 3% $10 Off Code CALIBERKING
$999.99 Armed in Michigan ★★★★★ (714)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Shipping $16
$999.99 Riflenetics ★★★★★ (65)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Shipping $16
$999.99 Riflenetics ★★★★★ (65)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114 Shipping $16
$999.99 Riflenetics ★★★★★ (65)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Shipping $20 Free Shipping > $1,000
$999.99 Life2A ★★★★★ (3)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping > $1,250
$999.99 Nadir Solutions ★★★★★ (18)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138 Free Shipping > $1,000 CC Fee 3%
$999.99 Bunker Hill Ballistics ★★★★★ (9)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121 Free Shipping > $1,000 CC Fee 3%
$999.99 Bunker Hill Ballistics ★★★★★ (9)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138
$999.99 All Alpha Armory ★★★★★ (18)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138
$999.99 CLB Guns ★★★★★ (45)
M400 FORGE 5.56 16" Romeo-MSR MLOK Blk 10 CA
New
UPC 798681744138
$999.99 Allied Arms ★★★★★ (310)
M400 Forge 5.56 Semi-Auto Rifle W/Romeo-Msr Gen Ii Ca Compliant - M400 Forge 5.56 16"bbl (1)10rd W/Romeo-Msr Gen Ii Ca Comp
New
UPC 798681744138
$999.99 Brownells ★★★★★ (737)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121
$999.99 Allied Arms ★★★★★ (310)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121
$999.99 Highland Arms ★★★★★ (49)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 10RD
New
UPC 798681744121
$999.99 WTW Arms ★★★★★ (68)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114
$999.99 WTW Arms ★★★★★ (68)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114
$999.99 Highland Arms ★★★★★ (49)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114
$999.99 Allied Arms ★★★★★ (310)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR 30RD
New
UPC 798681744114
$999.99 Black Bayou Armory ★★★★★ (83)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR CA
New
UPC 798681744138
$999.99 WTW Arms ★★★★★ (68)
SIG M400 FORGE 5.56 NATO 16 BLK ROMEO MSR CA
New
UPC 798681744138
$999.99 Highland Arms ★★★★★ (49)
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138
$999.99 Black Bayou Armory ★★★★★ (83)
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138
$999.99 Tungsten Creek Tactical
SIG M400 FORGE 5.56 NATO 16" - W/ROMEO-MSR 10RD BLACK CA COMP
New
UPC 798681744138 CC Fee 6%
$999.99 All Things Firearm ★★★★★ (3)

5.56x45mm Sig Sauer Guns Price Graph

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