The Sig Sauer MCX 5.56 NATO Black is a testament to precision engineering and superior design. This replacement barrel for the 16" 5.56 MCX-SPEAR LT comes complete with a barrel and gas block assembly, ensuring enhanced performance and reliability. Ideal for range time and competitive shooting, this assembly is crafted from high-quality materials for long-lasting performance. Sig Sauer's reputation for innovation and quality is evident in every detail.

Key Features:
- Manufacturer: Sig Sauer
- Model: Sig MCX
- Caliber: 5.56x45mm NATO
- Barrel Length: 16"
- Weight: 3.05 lbs
- Length: 31.2 inches
- Width: 13 inches
- Unique Features: Includes gas block assembly