Features 1. Compatible with a full range of FAST helmets, ACH helmets, and MICH helmets, provided they have arc rails on the sides 2. Tested to work perfectly with Comtac I and Comtac II headsets 3. Allows the Comtac intercom headset to hang separately from the arc-shaped headband, connecting directly via the hanging chain 4. Hang buckle secures to both sides of the helmet rails; once installed, the Comtac headset can rotate freely 5. Requires assembly, including removal of ear muffs from the headband and attaching them to the adapters These adapters are designed specifically for Comtac-style headphones. Assembly is required, primarily involving removing the ear muffs from the headband and snapping them onto the adapters. Provides a secure connection between headset and helmet. Specifications Material: POM + Stainless Steel Color: Black, Tan (Optional) Compatibility: Designed for use with Comtac I and Comtac II headsets on all series of FAST, ACH, and MICH helmets Package Weight: Approximately 65g Quantity: 2 pieces Assembly Instructions 1. Remove the cloth cover from both sides of the Comtac headset 2. Remove the headset cable from the headband (hoop may be required for wrapping) 3. Attach the headset adapter to both sides of the headset 4. Mount the assembly onto the helmet rails 5. Secure the headset cable to the upper part of the helmet using tape Package Includes 2 x Helmet Rail Adapters (Helmet not included) Note The updated or older version of this product may be shipped at random. Please ensure you are comfortable with this before placing your order