The SG 550 is a selective-fire 5.56×45mm NATO assault rifle firing from a closed bolt. It has a gas-actuated piston-driven long-stroke operating system derived from the SIG SG 540 series of rifles, which uses burnt powder gases vented through a port in …

Designed specifically for Law Enforcement units, the SG 550 Sniper model uses many of the Stg.90s basic components, but also incorporates numerous improvements.

The SIG assault rifle SG 550/551 can be used: - at distances of up to 400 m, in semi automatic fire in rapid semi automatic fire in three-round bursts in full auto operation - at distances of up to 600 m, when fitted with telescopic sights - with the bayonet attached, as a club and as a blank weapon (on SG 550 only) - as a grenade launcher (on ...

Search the Guns.com database to shop for guns, ammo, mags, optics and more. Filter products to compare by specs and price. New and certified used handguns, shotguns, rifles...

TO SEARCH: Enter your city or zip in the search box, select from options dropdown and click the magnifying glass. SIG law enforcement and military dealers offering the full defense catalog, including OFF-DUTY+ discounts on all product lines. SIG dealer offering the full SIG portfolio; offers OFF-DUTY program firearms only.

Apr 15, 2021 · SIG SG 550 Sniper, a marksman rifle with a longer barrel, new folding stock, adjustable cheek, pistol grip, and other improvements. It is used exclusively with telescopic sights.

Jul 7, 2022 · The full-sized SIG SG 550 serves as the main rifle of the Swiss Armed forces, but is not the only model. Special units use the SG 553, a.k.a. the Sturmgeweher 07.

These new SIG assault rifles are available in two versions: the standard model SG 550 and the SG 551 short pattern. As such, they effectively form a weapon family, sharing a majority of common components. Consequently, handling, training and maintenance are …

The SG 550 is a selective fire 5.56×45mm NATO assault rifle firing from a closed bolt. It has a gas-actuated piston-driven long stroke operating system derived from the SIG SG 540 series of rifles, which uses burnt powder gases vented through a port in …

The SG 550 is a long stroke gas-operated assault rifle which fires from a closed bolt. The rifle's action is essentially a downscaled version of what was featured in the SG 540 battle rifle; these use burning gases forced through a port in the barrel to power the weapon's moving parts.