Description
The Sig Sauer M400 Forge Rifle with Romeo-MSR Gen II, 5.56 NATO, 16-Inch Barrel, Moss Green, 30-Round is a Sig Sauer rifle built for steady handling, modern controls, and dependable range performance. Chambered in 5.56 NATO, built around a 16-inch barrel, fed by 30-round capacity, and finished in Moss Green, the M400 Forge is ready for training, range work, and serious rifle ownership. The included Romeo-MSR Gen II lets you start with a factory aiming solution already in place.
M400 Forge Details
- Brand: Sig Sauer
- Product Type: Rifle
- Model/Series: M400 Forge
- Caliber: 5.56 NATO
- Barrel Length: 16 inches
- Capacity: 30 rounds
- Finish/Color: Moss Green
- Included Optic: Romeo-MSR Gen II
- Handguard: 15-inch M-LOK handguard
- Variant Features: Forge series
- SKU: GRM40055616FORM
- UPC: 798681744206
Product Features
Shoulder the M400 Forge and the appeal is straightforward: it feels steady, modern, and ready for a serious range session.
The 16-inch barrel gives the rifle its handling profile, the 15-inch M-LOK handguard leaves room for the accessories you actually use, the Romeo-MSR Gen II gives you a ready aiming option, 30-round capacity keeps you focused on the string instead of the next reload, and the Moss Green finish gives the rifle a clean factory look.
The rifle feels ready for practice, training, and the range days already on your calendar. It keeps the focus on stability, control, and useful factory features. This is the kind of long gun that makes sense as soon as you shoulder it. The layout is clean, modern, and easy to work with. The fit is practical, the purpose is clear, and the Sig Sauer feel is there. It is easy to add to the range bag and easy to put to work. The design keeps things simple without feeling cheap or unfinished. Controls and fit are easy to appreciate during setup.
For more dots, magnifiers, and compatible optic options, browse Sig Sauer Electro-Optics at Deerford Defense, or review the official Sig Sauer red dot sight lineup for current factory sight families and optic details.







Reviews
There are no reviews yet.