logologo-mobile
Sign InFree Trial
cookie
Cookies help us keep our website safe and give you a better experience. Read more or change your cookie settings.
We use cookies to give you the most relevant experience.

SIG556xi

SIG556xi
SIG Sauer
SIG Sauer

Region

United States
United States

Category

Law enforcement, small arms and protection
Law enforcement, small arms and protection

The SIG556xi builds on the previous SG550 series. It can be configured to the needs of the operator with 5.56x45mm AR- or 7.62x39mm AK-style lower receivers. The SIG556xi has a three-position adjustable gas piston system, ambidextrous controls and a Swiss-style folding stock with a removable cheek riser. Three barrel lengths are

available.
Tech Specs
Length978mm
Barrel length406mm
Width48.3mm
Height267mm
Calibre5.56mm
Weight3.22kg
logo
HomeAbout UsPricing
AmbassadorWidgetsHelpContact Us
ProductsCompanies
Learning HubVideo TutorialsFAQs
Terms & ConditionsPrivacy PolicyCookie Policy
© Milzo Ltd, 2026 all rights reserved.
Milzo.net is an information and networking platform. We do not act as a broker, intermediary, or agent in any transaction. All data, product listings, supplier profiles, and communications are provided on an “as-is” basis and must be independently verified by users.

Milzo.net assumes no responsibility for the accuracy, legality, or safety of products, offers, or communications, including any defense-related, restricted, or dual-use items. All users are solely responsible for complying with applicable laws, export controls, licensing, and due-diligence requirements.