OFFROAD Plug for Nexus style jacks.Whenever you disconnect your helmet kit, use this plug to keep the female Nexus jack sealed against water, dirt, and debris. Perfect for when you're out of the vehicle or washing out the weekend dust and dirt.Protect your investment and keep your comms in top working order!NOTE:• Not compatible with STX cables.• Does not work with jack mounts. • The OFFROAD plug without duralink is #OFF-PLUG-NW.