The Wilson Combat AR15 Billet Upper Receiver is a meticulously crafted component designed to enhance the performance and durability of your firearm. Made entirely in the USA from high-strength 7075-T6 aerospace aluminum this upper receiver boasts a refined bolt raceway for smoother chambering and fortified receiver walls that minimize firing flex. The sleek design features a top Picatinny rail and M4-style extended feed ramps offering superior accuracy without the addition of a forward assist. To complete your build you will need to add a dust cover forward assist charging handle barrel handguard gas block muzzle device gas tube and BCG. This stripped upper receiver is finished in black anodized and is optic ready making it an ideal choice for those seeking a high-performance upgrade for their 5.56x45mm NATO caliber rifle.