.223 Remington Sig Sauer Guns for Sale

Price History
.223 Remington
Sig Sauer
SIG SAUER SIGM400 - Manufacturer: Sig Sauer Model: M400 Caliber: 5.56x45mm NATO / .223 Remington Action: Semi-Automatic / Direct Impingement Barrel Length: 16 inches Capacity: 30+1
Used
Shipping $36
$899.99 Guns.com ★★★★★ (38,455)
SIG SAUER M400 TREAD - 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-handed o...
New
UPC 798681688012 Shipping $20
$923.99 Guns.com ★★★★★ (38,455)

.223 Remington Sig Sauer Guns Price Graph

Today's .223 Remington Sig Sauer Guns average is $1,873.30, 2% above the 180-day average of $1,835.30. Over the last 180 days, the average peaked at $2,316.49 on June 15, 2026 and bottomed at $1,587.86 on May 8, 2026.

SIG SAUER RM400 - The SIG Sauer M400 is an affordable high-quality AR-15 that is direct impingement gas-operated and chambered in 5.56x45mm (5.56 NATO). It features a rotating locking bolt a corrosion resistant Nitride-treated barrel and an aircraft-grade aluminum forged l...
New
UPC 798681436842 Shipping $20
$1,000.99 Guns.com ★★★★★ (38,455)
Sig Sauer M400 Rose AR 16" 5.56 NATO 30rd - Black, Rose Gold
New
UPC 798681716593 Free Shipping
$1,399.99 Skid Tactical ★★★★★ (63)
ROMEO 5 GENII (2)10RD BLACKSIG M400 ROSE 5.56 NATO 16" W/
New
UPC 798681725229
$1,399.99 Vizards Guns and Ammo ★★★★★ (1,070)
Sig Sauer M400 XSERIES AR 16" 223 Remington 556NATO 30 Rounds - Black
New
UPC 798681664634 Free Shipping
$1,499.99 Skid Tactical ★★★★★ (63)
Sig Sauer M400 SDI AR 16" 5.56 NATO 30rd - Flat Dark Earth
New
UPC 798681714469 Free Shipping
$1,599.99 Skid Tactical ★★★★★ (63)
Sig Sauer M400 SDI AR 16" 5.56 NATO 30rd - Black
New
UPC 798681716128 Free Shipping
$1,749.99 Skid Tactical ★★★★★ (63)
MCX SPEAR-LT 5.56 BLK 16"223 Rem | 5.56 NATO
New
UPC 798681648115
$2,267.00 Vizards Guns and Ammo ★★★★★ (1,070)
SIGMCX, 5.56 NATO, RIFLE, 16IN, BLK, SEMI, FOLD STOCK, AL MLOK HG, (1) 30RD MAG
New
UPC 798681683321 Email for Price Shipping $20
$2,357.68 DK Gun & Dog ★★★★★ (56)

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Sig Sauer MCX SPEAR-LT 16" 223 Remington 556NATO 30 Rounds - Black
New
UPC 798681683321 Free Shipping
$2,599.99 Skid Tactical ★★★★★ (63)
SIGMCX, 5.56 NATO, RIFLE, 16IN, BLK, SEMI, FOLD STOCK, AL MLOK HG, (1) 30RD MAG
New
UPC 798681683321 Add to Cart for Price
$2,599.99 Gun Wise
SIGMCX, 5.56 NATO, RIFLE, 16IN, BLK, SEMI, FOLD STOCK, AL MLOK HG, (1) 30RD MAG
New
UPC 798681683321
$2,599.99 De Leon RX & Sporting Goods ★★★★★ (216)
Sig Sauer MCX Spear-LT .223/5.56 NATO 16in 30+1 Folding Stock - Black RMCX556N16BLTB
New
UPC 798681683321
$2,599.99 Native Outdoors ★★★★★ (236)
Sig Sauer MCX Spear LT IR .223/5.56 NATO 16in 30+1 Telescoping Folding Stock - Rifle RMCX556N16BIR
New
UPC 798681699698
$2,599.99 Native Outdoors ★★★★★ (236)

.223 Remington Sig Sauer Guns Price Graph

Today's .223 Remington Sig Sauer Guns average is $1,873.30, 2% above the 180-day average of $1,835.30. Over the last 180 days, the average peaked at $2,316.49 on June 15, 2026 and bottomed at $1,587.86 on May 8, 2026.

Daily Deals Email

Products at their 90-day low price.

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