The LWRC ICMKII is a semi-automatic rifle built around LWRCI’s proprietary short-stroke gas piston system and a Monoforge one-piece upper. Chambered for .223 Rem/5.56 NATO with a 14.7″ pinned and welded barrel, it focuses on controllability and reliable operation in varied conditions. Ambidextrous controls, an LWRC compact adjustable stock and included Magpul 30rd PMAG support flexible handling for range, competition, and practical shooting applications.
Key Specifications
- The caliber is .223 Rem/5.56 NATO.
- The barrel length is 14.7″ Pinned and Welded.
- The action is Semi-Auto.
- The capacity is 30 + 1.
- The rate of twist is 1-in-7.
- The finish is Black Hard Coat Anodized.
- The listed weight is 9.75.
- The overall length is 30.8″ – 34″.
- The receiver is Fully-Ambi Lower.
- The sights are LWRC Skirmish Back-Up Sights.
With a proven piston operating system, spiral-fluted cold hammer-forged barrel, and user-focused ambidextrous controls, the ICMKII is configured for dependable performance and adaptable ergonomics. Built to serve as a capable range, competition, or practical shooting platform, it includes a 30rd Magpul PMAG and features that support durability and repeatable operation.
Product information is supplied by the manufacturer and/or distributor and may be automatically formatted or enhanced using AI for clarity and consistency. While we strive for accuracy, specifications, features, and included items may change without notice. Always verify details using the manufacturer’s official documentation and the information shown on this product page before purchase or use.
Related Videos:




