Overview
The SIGM400 5.56 NATO rifle combines a 16 in barrel platform with a modern Romeo-MSR Gen II optic setup, a telescoping stock, and an AL M-LOK handguard to deliver a compact, ready-to-mount configuration for precision aiming and fast target acquisition.
Key Features
- Caliber: 5.56 NATO
- Action: Semi-automatic
- Barrel length: 16 in
- Finish/color: Black
- Optics compatibility: Romeo-MSR Gen II
- Stock: Telescoping
- Handguard system: AL M-LOK HG
- Magazine included: (1) 30 rd mag
Specifications
- Product name: SIGM400
- Firearm type: Rifle
- Barrel profile/length designation: 16IN
- Upper/forging designation: FORGE
- Model designation: ROMEO-MSR GEN II
- Accessory designation: TELE STOCK
- Handguard designation: AL MLOK HG
- Magazine capacity: 30 rounds
Benefits
- Integrated optic-ready configuration: Supports a Romeo-MSR Gen II mounting arrangement for an established sighting system.
- Compact 16 in form factor: Optimized proportions for maneuvering while maintaining a rifle-length barrel.
- Telescoping stock: Provides adjustable length-of-pull for consistent shoulder fit.
- M-LOK handguard interface: Enables mounting of compatible accessories along the handguard for organized setup.
Use Cases
- Range sessions requiring a 5.56 NATO semi-automatic rifle with a 16 in barrel
- Training that benefits from a telescoping stock and an optic-mounted layout
- Target work using a 30 rd magazine for extended strings
Why Choose SIGM400
The SIGM400 is specified with a 16 in 5.56 NATO semi-automatic rifle build, a Romeo-MSR Gen II optic configuration, an adjustable telescoping stock, and an AL M-LOK handguard, packaged with a 30 rd magazine in a black finish for a cohesive, assembled configuration.
