The Sig Sauer M400 Tread 5.56 Nato 16" M-Lok Black is a versatile rifle designed for precision and reliability. Its free-floating M-LOK enhanced handguard allows for easy mounting of accessories, providing extreme control and ease of use. The ambidextrous safety ensures seamless operation for both right and left-handed shooters. This rifle is built to withstand the demands of various shooting environments. Fast shipping ensures you get your gear quickly. The M400 Tread's optic-ready design makes it perfect for those who prefer a scope. Its 16" barrel length provides a good balance between accuracy and portability. Key Benefits and Features: CALIBER: 5.56 NATO BARREL LENGTH: 16 SIGHTS: Optic-Ready SAFETY: THUMB SAFETY COLOR: Black FOREGRIP: M-Lok