Sig Sauer MCX Rattler LT Pistol .300 AAC Blackout 6.75in 30rd

The Sig Sauer MCX Rattler LT is a compact semi-automatic pistol chambered in .300 AAC Blackout designed for modularity and close-quarters handling. It features a cold hammer-forged short barrel and a folding pivoting contour brace for reduced overall profile when stowed. Manufacturer information describes compatibility with MCX LT barrels and handguards and notes fully ambidextrous controls in product materials.

Key Specifications

• The caliber is .300 AAC Blackout.
• The barrel measures 6.75 inches.
• The barrel material is cold hammer forged steel.
• The barrel finish is black manganese phosphate.
• The rate of twist is 1:5.
• The magazine capacity is 30 rounds.
• Includes one 30-round removable magazine.
• The frame material is aluminum with a black anodized finish.
• The trigger is a flatblade 2-stage match design.
• Equipped with a folding pivoting contour brace.

The MCX Rattler LT pairs an ultra-compact footprint with the modularity of the MCX platform, making it a practical choice for shooters who prioritize high-performance components in a concise package. Its cold hammer-forged barrel, match-style trigger and MCX compatibility make it a capable, adaptable tool for range use and compact-platform applications.