The M400-SENTRY offers a ready-to-go solution for the most discerning shooters, combining the proven capabilities of the M400-SDI X platform with the multi-purpose functionality of the ROMEO5 GENII red dot, FOXTROT-MSR Full Size Light and a vertical foregrip. This combination of standardized features makes the M400-SENTRY an out-of-the-box solution for home/personal defense, advanced training or recreational shooting.
AR Rifles
SIG M400 SDI 556NATO 16″ BLK ROMEO5
$1,749.99
SIG M400 SDI 556NATO 16″ BLK ROMEO5
Out of stock
| UPC | 798681716128 |
|---|---|
| Manufacturer | Sig Sauer |
| Manufacturer Part Number | RM400SDI16BR5FX |
| Action | Semi-Auto |
| ATF Type | MODERN SPORTING RIFLE |
| Barrel Length | 16" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Capacity | 30 |
| Color | Black |
| Length | 33.25'' |
| Magazine Included | 1 x 30-Round |
| Model | M400 |
| Number of Magazines | 1 30 rd. |
| Package Height | 4.0 |
| Package Width | 11.5 |
| Product Type | AR |
| Rate of Twist | 1:7" |
| Safety | Ambidextrous |
| Shipping Weight | 10.9 |
| Sights | No |
| State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
| State Restriction (RI) | NO DIRECT SHIP TO RHODE ISLAND |
| State Restriction (WA) | NO DIRECT SHIP TO WASHINGTON |



