Want to use one Brake Free light with your commuting helmet and a second riding helmet? This two-pack of extra universal mounting bases lets you prepare each compatible helmet with its own attachment point, then move the light between them without peeling off and reattaching the adhesive base. It also suits riders setting up a backup helmet for an existing Brake Free unit. Each base comes with 3M VHB adhesive already installed. The universal design fits most helmet shapes; check the rear shell and follow the installation instructions to confirm a suitable mounting position. These are two mounting bases only, with the light and helmets sold separately. Choose a dedicated or XL mount if your helmet requires a different shape or additional clearance. + MOUNT BRAKE FREE TO ALL YOUR HELMETS + Extra helmet mounts for your Brake Free Light. Add a helmet mount to all of your helmets to make swapping Brake Free on helmets easy. Each Universal mount comes with 3M VHB already installed; one size fits most. 2-pack of universal Brake Free mounts 3M VHB - automotive quality adhesive for all helmet finishes Universal Fit - fits most helmets out on the market Won't damage your helmet Please visit our Support Page for installation instructions