DEMO Norotos PVS-7/14 Horn Style Adapter Black One Size. A simple turn and slide opens a new space of possibilities for select Norotos helmet mounts including the AKA II (#1840010) AKA II HYPER (#1940010) INVG HYPER (#1920010) and Lo-Sto Force-to-Overcome (#1962010) and Push Button (#1960010) all becoming HORN compatible. Specifications for Norotos PVS-7/14 Horn Style Adapter: Manufacturer: Norotos Color: Black Additional Features: For Norotos PVS-7/14 Horn Style Condition: Factory DEMO Last Chance: Yes Country of Origin: USA Package Contents: Norotos PVS-7/14 Horn Style Adapter Norotos 1840003: PVS-7/14 Horn Style Adapter Black One Size