The Zkulls GoPro Visor mount is compatible with GoPro Hero 5,6 and 7. Instalation with 2 screws to the top edge of the helmet visor. The mount is snag free and solid on the visor. The camera angle can be pitched up/down to adapt the framing to your head position. The camera retracts with the visor when opening it.
This mount avoids loosing the certification of the helmet shell on certified helmets.