Unity Tactical has released a new mount for helmets equipped with a dovetailed accessory rail, such as the ACH-ARC rail from Ops Core. The mount offers articulation and the ability to mount two accessories to a single rail, and supports 1913 Picatinny rail segments common to a huge variety of accessories. The information sheet is available here, as well as some promotional images of the mount, are below:

The demand for accessory-compatible helmets is increasing, as cameras, radios, night vision, and other ancillary equipment become more popular.