FMA Comtac II / III Helmet Arc Rail Headset Adapter
These ARC rail adapters are designed to fit most fast helmets and attach the Comtac II and III series headsets so you can easily attach them to your helmet for more comfort and can be lifted off your ears and they stay in position for when they're not being used.
This set comes with a left and right bracket as well as a 2-pin microphone.
