Brass Facts goes over the Holosun ARO (Advanced Rifle Optic) that is said to be set to replace the popular Holosun 403 series, with the objective of redefining expectations for budget-friendly red dot optics. While maintaining a similar price point to the 403, the ARO introduces significant improvements in design and performance. Notable changes include a sleeker body, a new mount with robust recoil lugs for enhanced stability, and improved optical clarity, especially beneficial for use with magnifiers and in night vision settings.

Despite some minor design choices that the they dislike, such as dorsal brightness buttons and a battery tray with small screws, the ARO's overall enhancements in durability and optical quality position it as a superior option to its predecessor. They conclude that the ARO, with its refined features and performance, sets a new benchmark for what consumers should anticipate from an affordable red dot optic.