5.56 NATO / 300 Blk
35.75 in (908 mm)
2.5 in (64 mm) - 2.6 in (66 mm)
7.5 in (191 mm)
16 in (406 mm)
6.5 lb (2.9 kg) - 6.6 lb (3 kg)
The SIGM400 Enhanced is designed for use in law enforcement, military operations, the sporting field, as well as competitive shooting. The SIGM400 is a true AR platform tactical rifle with unparalleled accuracy. A 16Ã¶ Nitride treated barrel provides superior corrosion resistance, and a 7075-T6 aircraft grade aluminum forged lower receiver adds to the durability and reliability that users come to expect from SIG SAUER. This rifle comes standard with a black, FDE or ODG polymer Magpul forend, grip and collapsible stock and features a railed gas block.