The LWRC IC-MKII 5.56 NATO 10.5 Inch Short-Barreled Rifle in Patriot Brown (Model ICMKIIR5PBC10S) is a premium, compact SBR engineered for professionals and serious enthusiasts who demand exceptional reliability in a short, highly maneuverable package. Finished in a durable Patriot Brown cerakote, this piston-driven short-barreled rifle combines LWRC’s advanced engineering with a compact 10.5-inch barrel, making it an outstanding choice for close-quarters operations, vehicle use, and suppressed configurations.
Compact Performance in a Short-Barreled Rifle
The IC-MKII represents the latest evolution of LWRC’s piston-driven platform. The 10.5-inch barrel dramatically reduces overall length while maintaining strong ballistic performance with quality 5.56 NATO ammunition. This SBR configuration offers superior handling in confined spaces compared to standard 16-inch carbines. The short-stroke piston operating system provides increased reliability and significantly reduced carbon fouling in the receiver compared to traditional direct impingement designs, making it ideal for high-round-count training and demanding operational environments.
The Patriot Brown cerakote finish delivers a distinctive, tactical appearance with excellent corrosion resistance and durability. This color option provides a unique aesthetic while maintaining the professional, non-reflective look preferred by many tactical users and enthusiasts.
Key Features of the LWRC IC-MKII 5.56 SBR
- 10.5-Inch Barrel – Compact length for superior maneuverability in tight spaces
- Short-Stroke Piston System – Cleaner operation and enhanced reliability
- Patriot Brown Cerakote Finish – Durable, tactical, and corrosion-resistant coating
- 30-Round Magazine Capacity – Compatible with standard AR-15 magazines
- Short-Barreled Rifle (SBR) – Compact overall length for CQB and vehicle operations
- Model ICMKIIR5PBC10S – Official LWRC part number
- UPC 850069802004 – Authentic LWRC product
- Ambidextrous Controls – Improved ergonomics for left and right-handed shooters
Why Choose the LWRC IC-MKII 10.5" Patriot Brown SBR?
The LWRC IC-MKII 5.56 10.5" SBR in Patriot Brown stands out as a top-tier short-barreled rifle for those who require maximum performance in a compact package. LWRC’s piston-driven technology significantly reduces carbon fouling in the receiver compared to direct impingement systems, resulting in greater reliability during extended training sessions and operations. The 10.5-inch barrel makes this rifle highly effective for close-quarters battle, vehicle-based operations, and suppressed use. The Patriot Brown cerakote finish offers a distinctive tactical appearance while providing excellent protection against the elements. With its ambidextrous controls, high-quality components, and proven piston system, the IC-MKII delivers the kind of performance and durability that professionals and serious shooters expect from LWRC. This SBR is an outstanding choice for those building a dedicated short-barreled rifle or looking for a compact, reliable 5.56 platform with superior reliability and a unique finish.
Technical Specifications
| Brand | LWRC |
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| Model | IC-MKII |
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| Part Number | ICMKIIR5PBC10S |
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| Caliber | 5.56 NATO |
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| Barrel Length | 10.5 inches |
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| Overall Length | Approximately 26–29 inches (varies with stock) |
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| Capacity | 30 Rounds |
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| Operating System | Short-Stroke Piston |
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| Finish | Patriot Brown Cerakote |
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| Configuration | Short-Barreled Rifle (SBR) |
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| UPC | 850069802004 |
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| Intended Use | Close Quarters, Tactical Operations, Suppressed Shooting, Home Defense |
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Ideal Applications
The LWRC IC-MKII 5.56 10.5" SBR in Patriot Brown is purpose-built for scenarios where a compact, reliable rifle is essential. Its short overall length makes it highly effective for close-quarters battle, room clearing, and vehicle operations. The piston-driven system excels in suppressed configurations, as it reduces gas blowback to the shooter’s face compared to direct impingement rifles. The Patriot Brown finish provides a distinctive tactical appearance suitable for both professional and recreational use. This SBR is also popular among competitive shooters and enthusiasts who want a high-quality, compact 5.56 platform with superior reliability and a unique color option. Whether used for home defense, tactical training, or as a dedicated suppressed rifle, the Model ICMKIIR5PBC10S delivers the performance, durability, and handling characteristics that serious users demand from a premium short-barreled rifle.
Experience premium performance in a compact package with the LWRC IC-MKII 5.56 10.5" SBR. Featuring a short-stroke piston system, 10.5-inch barrel, distinctive Patriot Brown cerakote finish, and exceptional build quality, the Model ICMKIIR5PBC10S is a high-performance short-barreled rifle designed for those who require reliability and maneuverability in demanding environments.
