The SIG SAUER MCX Rattler is the most compact expression of the MCX family, built around a short-stroke gas piston system rather than direct impingement. That piston design was engineered specifically to run reliably with very short barrels and suppressors, where a traditional AR gas system tends to overpressure and foul. This LT variant carries a 9-inch barrel in 5.56 NATO with a black finish.

Folding-stock capability and the Rattler's minimal overall length make it a genuine truck-gun and close-quarters platform. It is the kind of rifle that disappears into a backpack and still shoots like a carbine.

This firearm ships to your chosen FFL dealer for transfer. Order online from Dawson Defense, an Arizona-owned licensed dealer and importer.