Sig Sauer M400 Forge 5.56 NATO Semi-Automatic Rifle
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The Sig Sauer M400 Forge is a semi-automatic AR-15 style rifle chambered in 5.56 NATO, built with a 16-inch barrel and 1-in-7 inch rate of twist for accurate performance.
This rifle features a black anodized alloy receiver with a Picatinny rail for optics mounting, paired with a 15-inch M-LOK handguard for accessory customization.
The M400 Forge comes equipped with a Magpul SL-K six-position collapsible stock, black polymer grip, and includes the Sig ROMEO-MSR Gen II red dot optic with 2 MOA dot.
Additional features include a TriggerTech two-stage flat trigger, mid-length gas system, and one 30-round magazine.
- Caliber: 5.56 NATO
- Barrel Length: 16 inches
- Rate of Twist: 1-in-7 inches
- Capacity: 30+1 rounds
- Trigger: TriggerTech Two-Stage Flat
- Includes ROMEO-MSR Gen II Red Dot Optic
| MPN | RM400-556N-16B-FORGE |
| UPC | 798681744114 |
| Brand | Sig Sauer |
| Model | M400 |
| Action | Semi-Auto |
| Finish | Black Anodized |
| Sights | Optics Ready w/ ROMEO-MSR Gen II |
| Caliber | 5.56 NATO |
| Capacity | 30+1 |
| Barrel Length | 16" |
| Rate of Twist | 1-in-7" |
| Overall Length | 35.5" |
| Thread Pattern | 1/2x28 |
| Magazines Included | 1 |
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