The Sig Sauer MCX Rattler-LT in 5.56 NATO (brand part no. PMCX556N7BLTPCB) is a semi-automatic AR-pattern pistol built around a compact 7.75-inch barrel, giving shooters one of the shortest platforms in Sig’s MCX lineup. Sig Sauer finishes this pistol in black and ships it with a 30-round magazine included, running a thumb safety for straightforward manipulation. Among AR-pattern pistols in the AR pistols category, the Rattler-LT favors shooters who want an ultra-compact 5.56 pistol for close-quarters use.

Key Specifications

• Chambered in 5.56 NATO.
• Operates as a semi-automatic AR-pattern pistol.
• Features a compact 7.75-inch barrel.
• Uses a 1-in-7-inch rate of twist.
• Feeds from a magazine with a 30+1-round capacity.
• Ships with a 30-round magazine included.
• Runs a thumb safety.
• Overall length is 27.19 inches.
• Ships at approximately 8.6 pounds.

Frequently Asked Questions

What is the barrel length? 7.75 inches, one of the shortest in Sig’s MCX lineup.

Does a magazine ship with this pistol? Yes, a 30-round magazine is included.

Buy the Sig Sauer MCX Rattler-LT Pistol

An ultra-compact 5.56 pistol built for close-quarters use is exactly what the Rattler-LT delivers. Order it from our Lubbock, Texas gun shop for fast, insured shipping to your FFL.