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Sigm400 Tread The M400 TREAD pistol is an optics-ready, aluminum receiver rifle caliber pistol. The TREAD pistol features a 11.5” Nitride Coated barrel,


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Sigm400 Tread sets a new standard for performance and value in the AR category. With installed accessories including the ROMEO5 Red Dot Sight, 2 Stage Match Trigger, and lightweight 13″ handguard, the COIL is the perfect rifle box for the avid user or first-time customer. Other TREAD COIL features include the precision stainless 16″ barrel, ambidextrous controls, and six position Magpul SL stock.

Is the Sig Sauer M400 tread good?

Sig Sauer desired to address this, and the M400 Tread Price is part of their answer. It is a reliable rifle with an improved forend and pistol grip. The MIL-Spec trigger is just fine, and there is no limitation to what you can do with it. The reliability is excellent, and the price is also very reasonable.

What is the best ammunition for a Sig Sauer M400?

In the range with the SIG Sauer SIGM400

Of the premium ammo fired, the Black Hills 77-grain JHP delivered the best five-shot groups. Eighty-one inches and 1.6 inches, closely followed by SIG Sauer’s 77-grain Match load at 1.3 inches and 1.9 inches.

What kind of weapon is a Sig Sauer M400?

The M400 TREAD pistol is an optic-ready aluminum receiver rifle caliber pistol. The TREAD pistol features an 11.5″ nitride-coated barrel with a free-float M-LOK fore-end, a single-stage polished/hard-coat trigger, ambidextrous controls, a Shockwave Blade multi-position pistol clamp, and is available in 5.56 NATO.


Mag Type AR-15
Barrel Length 16 in (406 mm)
Caliber 5.56 NATO
Height 7.5 in (191 mm)
2.5 in [64 mm]
Twist Rate 1:8
Weight 7 lbs (3.2 kg)
Operating System Direct Impingement


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