Garmin Small Tub Mount for Virb X & XE Includes inserts and adjustable arms. Mount VIRB X or XE on any tube with diameters 0.35 to 0.95 (9mm to 24mm) Accommodating tube diameters from 0.35 inch to 0.95 inch (9 mm to 24 mm), the mount can be used on additional objects, including ski poles, rifle barrels, roll bars and more