LWRC IC-MKII PST 5.56 NATO 12.70″ SBA3

The LWRC IC-MKII in pistol configuration is a compact, piston-driven AR platform built for dependable operation across a range of conditions. It incorporates an updated upper receiver design and an M-LOK handguard for secure and flexible accessory mounting. A two-position paddle-style adjustable gas block sits inside the rail to allow selection for suppressed or unsuppressed operation. This pistol ships fitted with an SBA3 stabilizing brace and a 12.70" barrel.

Key Specifications

• Chambered in .223 REM/5.56 NATO.
• The barrel measures 12.70".
• Operates with a proprietary short-stroke gas piston system for reduced maintenance.
• Features a two-position, paddle-style adjustable gas block located inside the handguard for suppressed or unsuppressed settings.
• The handguard uses the M-LOK mounting system for accessories.
• Included sights are Flip Up Front & Rear.
• Configured as a Pistol and fitted with an SBA3 stabilizing brace.
• The grip is made from Black Polymer.
• The stock/brace finish is Black.
• Stock/brace material is Polymer.

Designed for shooters who demand a low-maintenance, compact AR-style pistol, the IC-MKII blends piston reliability with modern ergonomics and modularity. Its M-LOK handguard, internal adjustable gas block, and flip-up sights support practical customization for range use and compact configurations, while the SBA3 stabilizing brace helps manage the platform’s compact footprint without sacrificing control.

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