Tap to zoom
Out of Stock
Sig Sauer
SIG SAUER M400 SENTRY 5.56MM 16" ROMEO5
$1,811.99
Shipping and tax calculated at checkout.
Out of Stock
State Restrictions Apply
This item cannot be shipped to: CA, RI, WA
Learn more about state restrictionsChoose a licensed FFL dealer during checkout. Your receiving dealer may charge a separate transfer fee. Transfer details
The SIG M400-Sentry SIGM400 Series rifle is a modern AR-platform firearm chambered in .223 Remington/5.56 NATO with a 16.5-inch heavy profile barrel. Built on an aerospace-grade aluminum receiver and featuring an adjustable fixed stock with cheek riser, M-LOK handguard, and 2-stage trigger, it delivers precision and modularity for tactical and recreational shooters. With a black anodized matte finish, ambidextrous controls, and 30-round magazine capacity, it offers a balance of ergonomics, durability, and value.
| MPN | RM400-SDI-16B-R5FX |
| UPC | 798681716128 |
| Type | MODERN SPORTING RIFLE |
| Model | M400 |
| Action | Semi-Auto |
| Length | 46.1000 |
| Safety | Ambidextrous |
| Sights | No |
| Capacity | 30 |
| Product Type | AR |
| Barrel Length | 16 |
| Rate of Twist | 1:7" |
| Caliber / Gauge | .223 REM/5.56 NATO |
| Magazine Included | 1 x 30-Round |
| Magazines Included | 1 30 rd. |
No reviews yet
Be the first to review this product.
