Liquid Image 761 Ego Series XSC Xtreme Sports Camera Bike Mount for Ego Camera (Black) This mount fits most bikes, motorcycles, ATV's. The adjustable swivel ball head integrates an industry standard 1/4" - 20 pattern mounting screw with 360 rotation with tilt and swivel. Use multiple mounts and egos to capture every angle. Adjustable mounting for any vehicles with 25.4mm up to 33mm diameter cylinder-shaped bars, posts or frames. EGO XSC Xtreme Sports Camera Accessory.