Attach your 3M Comtac or similar communications headsets directly to your Tactical Helmet ARC accessory rails. (Will also fit most other 3M hearing protection earmuffs with similar headband mounting posts)
Drastically improves the comfort and protection of your helmet, you no longer have to fight for space inside your helmet or remove helmet pads to fit a headset
Pay attention:Suit for any Mil-Standard ARC rail
Description
By testing, Comtac I and Comtac II headset can be combined perfectly with this headset adapter.