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Sig Sauer M400 Enhanced Upper 16" 5.56mm - w/o BCH CH

Sig Sauer M400 Enhanced Upper 16" 5.56mm - w/o BCH CH

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THE SIGM400 SERIES ENHANCED RIFLE, is designed for use in law enforcement, military operations, the sporting field, as well as competitive shooting. The SIGM400 is a true AR platform tactical rifle with unparalleled accuracy. A 16” Nitride treated barrel provides superior corrosion resistance and adds to the durability and reliability that users come to expect from SIG SAUER. This black version with black polymer Magpul MOE forend.

NO Bolt Carrier Group or Charging Handle.

Specs - More Info
Additional Info
UPC Code 400000056678
Caliber .223 / 5.56
Manufacturer Sig Sauer
Frame Finish Black
Barrel Length (in) 16.0 in
Accessory Rail Not Applicable
Features BCH & CH not included.
Warranty Warranty provided by Sig Sauer. Warranty information is available for Sig Sauer products at
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Product Questions

Product Questions

Is the hand guard key mod or m-lok?

Referenced product: UAM400-16B-E-KIT

This is an MLOK handguard.

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