Description
The SIG SAUER M400 TREAD California model is a state-compliant AR-15 platform rifle designed for reliable performance. It features a 16-inch cold hammer-forged barrel with a 1:8 twist rate and a pinned muzzle brake to meet regulations. The rifle is built with a durable anodized aluminum receiver and includes SIG’s enhanced TREAD handguard, offering a solid foundation for optics and accessories right out of the box.
Key Features
- California-compliant featureless stock and pinned muzzle device
- 16″ cold hammer-forged barrel with 1:8 twist for 5.56 NATO/.223 Rem
- SIG TREAD free-float M-LOK handguard for accessory mounting
- Hard-coat anodized 7075-T6 aluminum upper and lower receiver
- Includes SIG’s enhanced mil-spec trigger and ambidextrous safety
Specifications
| Caliber / Type | 5.56 NATO / .223 Remington Semi-Automatic Rifle |
|---|---|
| Material | 7075-T6 Aluminum, Steel |
| Finish | Hard Coat Anodized |
| Compatibility | Standard AR-15 parts and magazines (10-round compliant) |
| Weight | 6.7 lbs |
The M400 TREAD’s cold hammer-forged barrel provides exceptional bore consistency and longevity, directly contributing to sustained accuracy. The 5.56 NATO chambering offers reliable cycling with both full-power and .223 Remington loads. Its featureless compliance configuration maintains the direct gas impingement system’s proven reliability, making it a durable choice for sport shooting and defensive use where compliant rifles are required.
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