M400 B5 Series Foilage 5.56mm Carbine Rifle

Customer Comments

What’s in the Box

Sig Sauer M400 B Series Foliage Rifle
Flip Up Rear Sight
(1) 30 Round Magazine
Cable Lock
Owner’s Manual

Starting with the SIGM400 carbine, the SIG SAUER improved take on the direct impingement AR-style rifle, a B5 Systems SOPMOD 6-position telescoping stock, pistol grip, and KEYMOD carbine handguards are added in foliage. Featuring 1:7 twist with Nitride treated barrel, the SIGM400 B5 carbine is machined from 7075-T6 aircraft grade aluminum and is finished in hard coat anodize finish. This carbine also comes with SIG SAUER locking flip-up rear sights and has a M1913 Picatinny flat-top upper receiver.

Item Number: RM400-16B-B5-FOL
Caliber: 5.56mm NATO
Overall Length: 32.3 in - 35.6 in / 826mm - 904 mm
Rifling: 1 in 7in /178 mm
Number of Grooves: 6
Barrel: 16.0 in / 406 mm / Chrome Lined
Weight w/out Mag: 6.7 lbs / 3.04 kg
Mag Capacity: 30 Rounds
Accessory Rail: Yes
Features: B5 Systems SOPMOD 6-position telescoping stock, pistol grip, and KEYMOD carbine handguards, B5 grip and KEYMOD handguards
CA Compliant: No
MA, NJ. NY Compliant: No

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