Description
The Shop M400-TREAD PISTOL is a factory-built AR-style pistol from Sig Sauer, designed for maneuverability and reliability. It features a hard-coat anodized aluminum receiver set and a nitride-finished 11.5-inch barrel for durability and corrosion resistance. This configuration is optimized for use with a pistol stabilizing brace, offering a compact and capable platform compatible with standard AR-15 components.
Key Features
- 11.5-inch cold hammer-forged barrel with 1:8 twist rate
- Nitride barrel finish for enhanced wear and corrosion resistance
- M-LOK compatible TREAD aluminum handguard for accessory mounting
- Includes Sig Sauer SBX pistol stabilizing brace
- Sig Sauer Elite trigger for a clean, consistent pull
Specifications
| Caliber / Type | 5.56 NATO / AR Pistol |
|---|---|
| Material | 7075-T6 Aluminum / 4150 Chrome Moly Vanadium Steel |
| Finish | Hard Coat Anodized / Nitride |
| Compatibility | Standard AR-15/M4 parts and magazines |
| Weight | 6.4 lbs (unloaded) |
The 5.56 NATO chambering in an 11.5-inch barrel provides effective terminal ballistics in a compact frame, suitable for defensive use and dynamic shooting. The 1:8 twist rate stabilizes a wide range of bullet weights from 55 to 77 grains. Sig Sauer’s manufacturing ensures proper gas system tuning for reliable cycling with both full-power and reduced-velocity ammunition.
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