2a Balios-lite Billet Upper Receiver

The 2A Armament Balios-lite Billet Upper Receiver is engineered for shooters who demand a significant reduction in weight without compromising the structural integrity of their firearm. This upper receiver serves as the centerpiece for high-end AR-15 builds, catering to competitive marksmen, backcountry hunters, and tactical professionals who value mobility. By utilizing advanced machining techniques, this component provides a sleek, modern aesthetic that sets it apart from standard forged alternatives.

Constructed from a solid block of 7075-T6 aluminum, the 2A Armament Balios-lite Billet Upper Receiver undergoes a meticulous CNC machining process to remove excess material while maintaining critical wall thickness. The design features a streamlined profile that eliminates the forward assist, further reducing weight and snag points for a cleaner operation. Its hardcoat anodized finish ensures long-term durability and resistance to environmental wear during rigorous use in the field.

This upper receiver is fully compatible with standard AR-15 components, including Mil-Spec bolt carrier groups, charging handles, and barrel extensions. For the best visual and functional results, it is often paired with the matching Balios-lite lower receiver to ensure seamless lines and tight tolerances. Whether you are building a sub-five-pound carbine or a precision-oriented rifle, this billet upper provides the stability and accuracy required for elite performance.