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Semi-auto rifles

SIG Sauer MCX

SIG Sauer MCX — documented specs: caliber .223 Rem., barrel length 197–406 mm (7.76–15.98 in), overall length 658–871 mm (25.91–34.29 in), capacity 30 (MCX-SPEAR LT und MCX-RATTLER LT). The source for each figure is listed below the specs (catalog as of 10/16/2026).

Category
Semi-auto rifles
Classification (DE)
Depends on the configuration
Designed
2015
Origin
United States
Calibers
.223 Rem.

A gun counts as a handgun (Kurzwaffe) if barrel and breech together measure no more than 30 cm or its shortest length in proper use is no more than 60 cm – barrel length and stock (fixed, folding or telescoping) of the individual configuration decide. German WaffG, Annex 1 Sec. 1 Subsec. 1 No. 2.5.

Also known as: Sig MCX · Sig Sauer MCX Virtus

Specifications

Action
Gas piston
Barrel length
197–406 mm (7.76–15.98 in)Depending on variant
Overall length
658–871 mm (25.91–34.29 in)Depending on variant · stock unfolded
Capacity
30 · MCX-SPEAR LT und MCX-RATTLER LTmagazine supplied

Sources

Specifications come from the source cited alongside them; counts are based on our catalog as of the date stated. Not legal advice: what follows from these figures in a given country is decided by that country’s law. Waffenschrank is not affiliated with the manufacturers named.

Other models in .223 Rem.

Models from other manufacturers in the same caliber, drawn from the catalog in no particular order — not a recommendation and not a comparison of specs.

Related

Catalog as of