Home / AR Rifles / Sig Sauer / Sig Sauer M400 Tread CO Compliant 5.56x45mm 16", Black - RM40016BTRDCO
21% below avg
Sig Sauer M400 Tread CO Compliant 5.56x45mm 16", Black - RM40016BTRDCO

Sig Sauer M400 Tread CO Compliant 5.56x45mm 16", Black - RM40016BTRDCO

Lowest Price
$699.99
MSRP
$0
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In Stock at
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Updated
Jun 28, 2026

Specifications

Brand
MPN
RM400-16-B-TRD-CO
UPC
798681632961

Description

Designed for optics and featuring an aluminum frame, the M400 tread sports a 16 stainless steel barrel and a free-floating M-lok handguard. This rifle comes with a single-stage polished/hard-coat trigger, ambidextrous controls and a Magpul SL-K 6-position telescoping stock. Chambered in 5.56x45mm and utilizing a mid-length gas system, the tread offers a comprehensive solution for shooters seeking quality.
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