Sig Sauer MCX-Rattler LT 7.62×39 7.75in 28rd Black

The SIG Sauer MCX-Rattler LT is a compact, modular handgun designed for users who need a short-barrel, highly configurable platform. This configuration is chambered in 7.62x39 and ships with a 7.75-inch cold hammer-forged barrel and a 28-round steel magazine. The design emphasizes ambidextrous controls and a short-stroke piston operating system to support reliable function in both suppressed and unsuppressed setups.

Key Specifications

• Chambered in 7.62x39.
• Barrel length is 7.75 inches.
• Includes one 28‑round steel magazine.
• Action type is Semi-Auto.
• Barrel material is cold hammer-forged carbon steel.
• Trigger type is a 2-stage match trigger.
• Twist rate is 1:9.5.
• Overall length is 17.5 inches.
• Operating system is a short-stroke piston.
• Accessory rail is M1913 (Picatinny).

With a compact footprint, ambidextrous controls, and modular compatibility with MCX barrels and handguards, the MCX-Rattler LT is engineered for users who value a configurable, short-barrel platform that supports suppressed and unsuppressed use. Its combination of a cold hammer-forged barrel, match-grade trigger characteristics, and piston operating system delivers a balance of compact handling and mechanical robustness for demanding, practical applications.