SIG SAUER SIGM400 TREAD for Sale

Quick Look

The SIG Sauer SIGM400 TREAD is a modern AR-15 style rifle introduced for versatility and tactical use. Designed for adaptability and performance, it features modular components and reliable mechanics. Currently, it remains popular among recreational shooters and tactical enthusiasts seeking balanced accuracy and customization.

Why It's a Top Choice

• Robust, reliable direct impingement system
• Ambidextrous controls for user comfort
• Modular handguard with M-LOK slots
• Lightweight with durable construction
• Factory build with quality SIG Sauer parts

Key Variants

SIGM400 TREAD 16

Standard 16-inch barrel variant ideal for general purpose and tactical use.

SIGM400 TREAD Pistol

Pistol-length variant suited for compact handling and close-quarters scenarios.

Competitor Comparison Table

Feature	Sig Sauer Sigm400 Tread	Smith & Wesson M & P15	Ruger AR-556
MSRP	$1,229	$1,000	$800
Capacity/Size	30 rounds / 16" barrel	30 rounds / 16" barrel	30 rounds / 16.1" barrel
Weight	6.7 lbs	6.7 lbs	6.9 lbs
Optics-Ready	Picatinny rail	Picatinny rail	Picatinny rail
Trigger Type	Single-stage, mil-spec	Single-stage, mil-spec	Single-stage, mil-spec
Notable Pro	Ambidextrous controls	Ergonomic grip design	Affordable pricing
Notable Con	Higher MSRP	Heavier weight	Limited factory upgrades

Best Use Cases

• Tactical training and duty applications
• Recreational shooting and plinking
• Home defense scenarios
• Competition shooting at various levels
• General range practice

FAQs

Can I use AR-15 standard magazines with the SIGM400 TREAD?

Yes, the SIGM400 TREAD accepts standard AR-15/M4 magazines, ensuring broad compatibility with common mags.

What barrel length options are available for the SIGM400 TREAD?

The SIGM400 TREAD typically comes with a 16-inch barrel; a pistol-length variant is also offered for compact use.

How does the SIGM400 TREAD handle recoil?

Its direct impingement system and ergonomic design provide manageable recoil suitable for most shooters.