Davidson Defense Lost Relic 16-inch AR-15 .223 Wylde Rifle Upper Build Kit

The Lost Relic 16-inch AR-15 .223 Wylde Rifle Upper Build Kit from Davidson Defense is engineered for gunsmiths seeking high performance combined with durability. This kit features a 16-inch Tactical Match AR-15 barrel made from 4150 Chrome Moly Vanadium, finished with a phosphate coating for resilience. With a 1:8 twist rate and carbine-length gas system, it delivers precision accuracy while the M4 contour profile balances weight and stability.

The kit includes a lightweight 15-inch KeyMod, free-floating handguard made from 6061-T6 aluminum, ensuring comfort and ease of handling. A stripped upper receiver constructed from 7075-T6 aluminum provides a robust foundation, finished with anodizing for added protection. The recoil technologies micro low-profile gas block and an AR-15 birdcage flash hider complete the assembly, optimizing the upper build for reliable functionality. At a total weight of 56.56 oz, this upper build kit is perfect for AR-15 enthusiasts aiming for quality and performance.