Description
The Real M400-TREAD CALIFORNIA is a compliant AR-15 rifle from Sig Sauer, engineered specifically for California regulations. It features a 16-inch cold hammer-forged barrel with a 1:8 twist for consistent accuracy and a durable nitride finish for corrosion resistance. The rifle is built around Sig’s reliable M400 platform and includes a fixed magazine system to meet state requirements while maintaining the TREAD series’ modularity and performance.
Key Features
- California-compliant fixed magazine system included
- 16″ cold hammer-forged barrel with 1:8 twist rate
- Durable nitride finish on barrel and bolt carrier group
- Sig Sauer’s M400 enhanced trigger for a clean break
- M-LOK compatible TREAD handguard for accessory mounting
Specifications
| Caliber / Type | 5.56 NATO / Semi-Automatic Rifle |
|---|---|
| Material | 7075-T6 Aluminum Upper/Lower, Steel Barrel |
| Finish | Hardcoat Anodized, Nitride |
| Compatibility | Standard AR-15 parts (with CA compliance) |
| Weight | 6.7 lbs |
The 5.56 NATO chambering and cold hammer-forged barrel provide optimal performance with both 5.56 and .223 Remington ammunition, ensuring longevity and sustained accuracy. The fixed magazine system is a robust, legally-compliant solution that maintains the rifle’s core function for range use and sport shooting, built on Sig Sauer’s proven direct impingement operating system known for reliability.




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