The LWRC IC Semi‑automatic Complete Lower Receiver (model ICL5B) is the ultimate foundation for building a high‑performance AR‑15 platform. Engineered to handle both 223 Remington and 5.56 NATO cartridges, this precision‑machined lower provides unmatched reliability, durability, and modularity for shooters who demand the best.
Key Features & Benefits
- Universal Caliber Compatibility: Fully functional with both 223 Remington and 5.56 NATO rounds, giving you the flexibility to switch ammo types without additional parts.
- Mil‑Spec Construction: Forged 7075‑T6 aluminum with a matte black anodized finish for superior strength and corrosion resistance.
- Enhanced Ergonomics: Low‑profile pistol grip, ambidextrous safety selector, and a smooth, fully‑automatic takedown for quick field maintenance.
- Complete Lower Package: Includes lower receiver, trigger group, bolt catch, magazine release, and all necessary pins – ready to install.
- Modular Design: Compatible with all standard AR‑15 accessories, including forward assists, dust covers, and buffer tubes.
- Optimized for Precision: CNC‑machined tolerances ensure consistent trigger pull and reliable semi‑automatic cycling.
Technical Specifications
| Model | ICL5B |
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| Caliber | 223 Remington / 5.56 NATO |
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| Material | 7075‑T6 Aluminum (Anodized Black) |
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| Weight | ≈ 2.2 lbs (1.0 kg) unloaded |
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| Overall Length | 7.5 in (190 mm) (lower receiver only) |
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| Finish | Matte Black Anodized |
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| Included Components | Lower receiver, trigger group, bolt catch, magazine release, takedown pins, safety selector |
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| Compatibility | Standard AR‑15 uppers, buffer tubes, stocks, and accessories |
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Why Choose the LWRC IC Complete Lower?
Whether you are a tactical professional, a competitive shooter, or a dedicated hobbyist, the LWRC IC lower delivers the foundation you need for a flawless build. Its robust construction withstands the rigors of harsh environments, while the precision‑engineered trigger ensures consistent shot placement. Pair it with an LWRC upper or any premium AR‑15 upper for a rifle that performs at the highest level.
Installation & Support
The ICL5B lower is designed for straightforward assembly. All required pins and hardware are included, and the receiver features clear markings for easy alignment. LWRC provides comprehensive technical support and a lifetime warranty on manufacturing defects.
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