Feature:1. Headset Accessory Bracket: This mount bracket is designed to be compatible with C Series headsets or for COMTAC3 headsets.2. Multi Angle Rotation: Rotative design, can easy to modify the position of the headsets, save space while no using.3. Compatible with Multiple Helmets: The rail mount kit comes with 2 sets of adapter accessories, compatible for OPS Core ARC and for Team Wendy M LOK rail.4. Create More Space on Helmet Rails: By installing the mount on the rear of the helmet rail, it provides additional space on the top of the rail for other accessories.5. Versatile Applications: Suitable for team activities, military games, shooting training, movie props and more.Specification:Item Type: ARC Rail Adapter AccessoriesMaterial: NylonWeight: Approx. 190g / 6.7oz.Package List:2 x Helmet Connector Arm 2 x Screw 1 x Hex Wrench1 x Cross Screwdriver2 x Helmet Adapter Plate 2 x Adapter Plate Accessory