Note: This product must be shipped to an Federal Firearms Licensed Dealer (FFL Dealer)
| Action | Semi-Auto |
| Barrel Length | 16″ |
| Caliber Gauge | 223 Rem | 5.56 NATO |
| Family | SIGM400 Series |
| Finish | Black FNC Nitride |
| Finish Type | Black |
| Grip Type | Magpul MOE-SL Stock |
| Magazine | 1 30 rd. |
| Manufacturer Model No | RM400-SDI-16B-R5FX |
| Model | M400-Sentry |
| Overall Length | 36.5″ |
| Sights | None |
| Stock Frame Grips | Collapsible / Folding Stock Magpul MOE-SL Stock |
| Type | Rifle |
| Weight | 8 lbs. |
