 "GoPro Surfboard Mounts (GoPro Official Mount)" "Camera & Photo Accessories - Page 311 | All Tech Toys"
"Mount your GoPro to surfboards, kayaks, SUPs, boat decks or other gear where maximum holding strength is needed. Includes an FCS compatible male plug to mount your GoPro using an FCS center fin socket." 
 "SOPORTE ADHESIVO CURVOS + PLANOS GOPRO"
"SOPORTE ADHESIVO CURVOS + PLANOS PARA GOPRO FALT + CURVED ADHESIVE MOUNTS" 