1、PROFESSIONAL: High performance helmet rail adapter kit, including ARC adapter, headset holder, left and right side accessories, for comtac2 series headsets only. 2、EASY TO USE: Connect your communication headset directly to the ARC accessory rail of your helmet. You no longer need to fight for space inside your helmet or remove your helmet pad to attach your headset. 3、MORE CONVENIENT: Once the curved rail adapter is hooked to the Comtac intercom headset, the headset detaches from the curved headband and is used directly on the lanyard on the card. 4、ROTATABLE DESIGN: The lanyard attaches to the for FAST helmet on either side of the helmet rail and the headset swivels freely once installed. The rotating design allows the headset to swing up and out of the way when not in use. 5、SIMPLE ASSEMBLY: The helmet rail adapter headset holder set requires some assembly, mainly removing the ear cups from the headband and snapping them into the adapter. Item Type: Helmet Rails Adapter Kit Material: Nylon Colour: Mud Colour Description: New version with the full range of for FAST helmets, for ACH series helmets, for MICH helmets and for peltor comtac walkie talkie headset directly connected to the accessories Tested, for Comtac I , for Comtac II headset can be perfectly combined with the full range of for FAST helmets, for MICH2001 helmets (action version), for IBH helmets (action version) through this suspension buckle! After the use of the buckle for comtac walkie talkie headset ear cups will be separated from the curved headband, directly stuck to the buckle to use, and the buckle can be fixed on the 2 sides of the helmet recess, after installation, for comtac headset ear cups can be freely rotated Parameters: Accessories: Reserved for DIY (Regular/Extended Mode) Bracket with Accessory Rail for Torch or Infrared etc. 2 x Bracket 1 x Wrench 2 x Extension Bracket 2 x Bracket Patch 1 x Manual