| UPC | 798681716128 |
|---|---|
| Manufacturer | Sig Sauer |
| Manufacturer Part Number | RM400-SDI-16B-R5FX |
| 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 | 10.8 |
| 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 |
AR Rifles
M400-SENTRY 5.56X45 NATO 16”BBL (1)30RD BLACK W/ROMEO5 GENII
$1,749.99
M400-SENTRY 5.56X45 NATO 16”BBL (1)30RD BLACK W/ROMEO5 GENII
Availability: 37 in stock
Firearm purchase · how it works
- Ships to an FFL. Firearms are never shipped to your door. Pick up from SLT Armory by appointment, or we ship to your local FFL.
- California buyers: pick up in South Lake Tahoe, CA. CA DROS background check and the mandatory 10-day wait apply. Must be on the CA roster or eligible for a private-party transfer; handguns require a valid FSC.
- Nevada buyers: pick up in Reno, NV. Federal background check at pickup.
- Pickup is by appointment only. Book a time.
Price shown is before tax and state/DROS fees. Questions? Call or text 530-494-9969.






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