Troy Lpk 556 5.56mm AR15 Lower Parts Kit

The TROY LPK 556 BLK from Troy Industries delivers a complete Lower Receiver Parts Kit designed for AR-15 builds chambered in 5.56x45mm NATO with a durable black finish and the renowned Troy Grip for enhanced ergonomics and control. This Troy LPK combines precision-made components that ensure reliable cycling, smooth trigger safety functions, and accurate fitment within standard AR-15 receivers, making it an essential foundation for custom rifle builds or upgrades. Crafted to support rifles chambered in 556 NATO, its compatibility with AR-15 platforms helps you streamline assembly with confidence, while the black finish provides a sleek, low-profile appearance suitable for tactical, range, or hunting applications. The kit includes the core parts needed to bring a compliant lower to life, and its thoughtful design reflects Troy's commitment to durability and performance in demanding environments. Ideal for builders seeking a trusted, brand-backed solution, the LPK 556 BLK enables shooters to optimize control and reliability without compromising on quality, making it a practical choice for assembling or upgrading a dependable 5.56 AR-15 rifle.