The M400 X-series features a free-floating M-LOK handguard, Magpul SL-K 6-position telescoping stock, Sig Flat Match Grade trigger, 16″ Chrome Moly barrel, and a 7075 T-6 aluminum receiver with a black hardcoat anodized finish.
AR Rifles
Sig Sauer RM400SDI16BP M400 X-Series 5.56x45mm 30+1 16″ Black FNC Chrome Moly Steel Barrel, Black Anodized Aluminum Receiver, 15″ M-LOK Handguard, Synthetic Magpul SL-K Stock, Black Polymer Grip
$1,499.99
Sig Sauer RM400SDI16BP M400 X-Series 5.56x45mm 30+1 16″ Black FNC Chrome Moly Steel Barrel, Black Anodized Aluminum Receiver, 15″ M-LOK Handguard, Synthetic Magpul SL-K Stock, Black Polymer Grip
Availability: 4 in stock
| UPC | 798681664634 |
|---|---|
| Manufacturer | Sig Sauer |
| Manufacturer Part Number | RM400-SDI-16B-P |
| Action | Semi-Auto |
| ATF Type | MODERN SPORTING RIFLE |
| Barrel Finish | Black FNC |
| Barrel Length | 16" |
| Caliber/Gauge | .223 REM/5.56 NATO |
| Capacity | 30 |
| Color | Black |
| Length | 36.8'' |
| Magazine Included | 1 x 30-Round |
| Model | M400 |
| Number of Magazines | 1 30 rd. |
| Package Height | 4.3 |
| Package Width | 11.3 |
| Product Type | AR |
| Rate of Twist | 1:7" |
| Safety | AMBI SAFETY CONTROL |
| Shipping Weight | 10.0 |
| 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 |
| Thread Pattern | 1/2"-28 tpi |
| Units per Box | 1 |
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