All-in-one, Bolt-free multi-accessory mount for combat helmetsA first of its kind, smart multi-accessory mounting system for both, bolt free and traditional bolted combat helmets, MACS can be used with any modern combat helmet of any size. It offers seamless, on the go, compatibility with nearly all kinds of head-mounted sensors and modern combat equipment like communication systems, night vision goggles, cameras, torches, etc. It features side-rails conforming to MIL-STD-1913 rail or STANAG 2324 that fit all sizes. Even the NVG shroud is attached to the system without bolts.