Sig Sauer

Sig Sauer MCX Rattler LT Complete Upper 300 Blackout 6.75in Barrel

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Sig Sauer, MCX-Rattler LT, Complete Upper Receiver, 300 Blackout, 6.75" Threaded Barrel, 5/8X24 Thread Pitch, Fits AR-15 Lower Receivers, Anodized Finish, Black, Includes Charging Handle and Bolt Carrier Group, Clutch-Lok Tapered QD Flash Hider

• Adapts with Any M4/AR15 Spec Lower Assembly
• Dual Rod Recoil Assembly Eliminates Buffer System
• Adjustable Gas System
• Quick Change Barrel Design
• Ambidextrous Charging Handle with Gas Deflector
• Tapered Bolt Design
• Compatible with SLX/SLH Suppressors

The MCX-RATTLER LT offers a 6.75" cold-hammer-forged barrel, compatibility with AR-style triggers, an adjustable gas system for suppressor optimization, a QD Clutchlok Muzzle Device, and an M4 adapter kit to convert any M4 lower to use the MCX platform's folding capability. The new MCX-RATTLER LT design is compatible with all MCX-SPEAR LT parts, so any barrel or handguard from the MCX-SPEAR LT can be interchanged, enabling easy caliber and length conversions. Advanced beyond any platform in its class, the MCX-RATTLER LT upper is the ultimate upgrade for your MCX or M4 lower.

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