SIG Sauer M400 SDI 5.56MM Rifle – Moss Green Tactical AR-15
Engineered for exceptional performance, the SIG Sauer M400 SDI 5.56MM Rifle in Moss Green is a reliable, high-quality AR-15 platform designed for sport shooting, tactical training, or self-defense. Crafted by industry leader SIG Sauer, the M400 SDI offers durability, superior accuracy, and versatility in a lightweight and ergonomic build.
Precision Engineering Meets Tactical Performance
The SIG Sauer M400 SDI 5.56MM Rifle is chambered in .223 Remington/5.56 NATO, delivering both flexibility and stopping power. Featuring a 16-inch barrel with a 1-in-7″ twist rate, this AR platform is optimized for precision shooting with enhanced ballistic performance. The semi-automatic action ensures quick follow-up shots and consistent cycling under various conditions.
Durable, Tactical Design in Moss Green
The rifle’s eye-catching Moss Green finish is as functional as it is stylish, offering weather resistance and a military-grade design that stands up to challenging environments. Whether you’re at the range or in the field, the SIG Sauer M400 SDI 5.56MM Rifle provides dependable service and tactical adaptability.
Key Features of the SIG Sauer M400 SDI 5.56MM AR-15:
- Caliber: .223 Remington / 5.56 NATO
- Barrel Length: 16 inches
- Action: Semi-Automatic for rapid and reliable shooting
- Twist Rate: 1-in-7” for enhanced projectile stabilization and accuracy
- Magazine: Includes one 30-round polymer magazine
- Finish: Weather-resistant Moss Green
- Platform: AR-15 style rifle for maximum compatibility and modularity
- ATF Classification: Rifle
- UPC: 798681701216
- Manufacturer: SIG Sauer | MPN: RM400-SDI-16B-MSGRN
Ideal For Tactical, Competitive, and Recreational Use
Whether you’re looking to upgrade your gear for competitive shooting, enhance your personal defense setup, or enjoy high-accuracy range time, the SIG Sauer M400 SDI 5.56MM AR-15 Rifle adapts to your needs. Designed with performance in mind, it’s the perfect choice for gun enthusiasts looking for reliability and precision in one battle-tested platform.
Frequently Asked Questions (FAQs)
- Is the SIG Sauer M400 SDI legal in my state?
Always check your local and state firearm regulations for magazine and rifle ownership laws before purchasing. - What is the difference between .223 Rem and 5.56 NATO?
The 5.56 NATO cartridge operates at a higher pressure than .223 Rem. This rifle is chambered to handle both. - Can I use aftermarket AR parts with this rifle?
Yes, the M400 SDI follows the AR-15 platform standard and is compatible with most AR accessories and attachments. - Does this M400 come with sights?
No sights are included, allowing users to customize with their preferred optic or iron sights. - What type of maintenance is recommended?
Regular cleaning after each use and proper lubrication will keep the SIG Sauer M400 SDI operational and accurate over the long term.
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