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Mfg Item #: RM400-20B-E-VN-KV2
Sig's M400 is a superior system offering advanced features available right out of the box. It features a direct impingement gas operating system, common to the traditional AR platform, with a rotating locking bolt. An extended charging handle latch allows for fast and easy access with optics mounted on the flat-top upper receiver. The built-in tensioning device eliminates accuracy-robbing play between upper and lower receivers. The free-floating M-Lok handguard, promotes accuracy and handling. Ambidextrous controls makes the M400 a perfect fit for right or left hand shooters. This model has a 20" barrel, Kuiu Verde 2.0 camo metal finish and fixed synthetic black stock. Note- 5.56 should NOT be fired through these .223 rifles.
Weight | 7 lbs (3.2 kg) |
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Caliber | 223 Rem |
Barrel Length | 20 in (508 mm) |