Sig Sauer M400 Forge RM400-556N-16B-FORGE-CA Rifle 5.56 NATO 16" 10+1 Semi-Auto ROMEO-MSR Gen II Red Dot

The Sig Sauer M400 Forge RM400-556N-16B-FORGE-CA is a semi-automatic AR-style rifle chambered in 5.56 NATO, featuring a 16-inch barrel and a 10-round detachable magazine. It is built with black-finished aluminum receivers and a free-floating M-LOK handguard with an integral Picatinny top rail for mounting accessories. This model comes as a package with a factory-mounted ROMEO-MSR Gen II 2 MOA red dot sight for rapid target acquisition.

• Semi-automatic 5.56 NATO rifle with 16-inch barrel
• Free-floating M-LOK handguard with full-length Picatinny rail
• Includes factory-mounted ROMEO-MSR Gen II red dot

This M400 Forge rifle and optic combination provides a modern AR-style platform with practical accessory mounting space and a clear, fast red dot sight. It is suitable for shooters seeking a versatile 5.56 NATO rifle with a low-profile handguard and included optic.