SIG SAUER SIGM400 5.56X45MM NATO
Guns International #: 103246011 Seller's Inventory #: 561325
Category: Sig Sauer Rifles - M400 - AR15 Rifles

Seller's Information
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Verified Seller
Seller: Guns Dot Com
Member Since: 9/8/21
State: Minnesota
Zip: 55337
Country: United States
Phone: (866) 582-4867
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Seller: FFL Dealer
Return Policy: 3 day inspection and return policy on used guns.
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Description:
Guns Listing ID: 561325



Up for sale is a SIG Sauer M400, chambered in 5.56 NATO / .223 Rem, in excellent, lightly used condition. The M400 series is SIG’s take on the proven AR-15 platform, offering premium build quality, reliability, and performance straight from the factory.

Specifications:

Model: SIG Sauer M400

Caliber: 5.56 NATO / .223 Rem

Barrel Length: 16"

Overall Length: Approx. 32" collapsed / 35.5" extended

Capacity: Accepts standard AR-15 magazines – ships with [1x] 30-round magazine (where legal)

Furniture: Adjustable 6-position stock, free-float M-LOK handguard

Condition: Excellent – well maintained, minimal handling marks, clean bore, smooth action

Features:

Forged 7075-T6 aluminum receivers with hard-coat anodized finish

Mid-length gas system for smoother cycling

Stainless steel barrel with black nitride finish for durability

Flat-top Picatinny rail for mounting optics or sights

M-LOK compatible handguard for easy accessory attachment

The SIG Sauer M400 is a highly versatile rifle—equally at home on the range, in competition, or as a dependable home defense solution. With SIG’s reputation for precision and reliability, this rifle is a solid investment for any shooter looking for a high-quality AR-15 platform.

Included with the rifle is a sling and Sig Sauer Romeo5 optic.

Price: $899.99

Manufacturer: SIG SAUER
Model: SIGM400
Caliber Info: 5.56X45MM NATO
Condition: Used - Non-Certified
Barrels: 16" BARREL
Action: SEMI AUTOMATIC
Finish: black nitride