Is the SIG 556xi still in production?

The 556 and later 556 Xi series is discontinued and scrubbed from SIG’s website. If you are looking for one now, the used market seems to be the only place to find one.

What is the 556xi?

The SIG 556xi is a truly versatile rifle that uses reliable gas piston operation, AR magazines and is fully ambidextrous. A changeable barrel and the non-serialized lower receiver make it caliber convertible. Sig Sauer actually started on this road with a military contract to manufacture muskets for the Swiss army.

Where are Sig Sauer guns made?

New Hampshire
A New Hampshire-based weapons systems provider leading the industry in American innovation, ingenuity, and manufacturing. Headquartered in Newington, New Hampshire, SIG SAUER is an ISO 9001 certified company with over 2,000 employees.

Is the SIG Sauer 556xi a piston operated rifle?

Replaced by the newer MCX line, the 556xi rifles were a combination of the most desirable features from the AR, AK, and Swiss 550 rifle designs. As such, they were piston-operated, so you get those pros and cons right out of the box.

What kind of piston is in a Ruger SR-556?

Ruger SR-556 Barrels 1:410 mm (16 in) Action Gas-operated short-stroke piston, rotati Feed system STANAG magazine Sights Iron sights

How big is the Pistons on a Ruger carbine?

Another Ruger SR-556 model is the Carbine Model 5913 variant. As with all SR-556s, it is chambered in 5.56mm. It is one of lighter Ruger SR-556 AR versions, weighing in at slightly over 7.17 pounds.

When did the Sturm Ruger AR-556 come out?

The SR-556 / AR-556 is an AR-15 style semi-automatic rifle manufactured by U.S. firearms company Sturm, Ruger & Co. The rifle was introduced in 2009 in .223/5.56NATO and as a .308 AR-10 variant in 2013, the Ruger SR-762. It is one of several 21st-century AR-15 rifles to use gas piston operation (SR-556).