Flexible Ball Head: The ball head supports 360° rotation, which allows you to adjust the usage angle freely, very flexible to use. Multi-functional Hall Head: With 1/4 inch screw for mounting phone holder, mini LED light, microphone, etc, and you can install the ball head to tripod or selfie stick via the bottom 1/4 inch screw hole. Sports Camera Mount Adapter: With this mounting adapter, you can install most sports cameras on the market to the ball head, or other tripod, selfie stick easily. Magnetic Mount Base: 66mm/2.6in large diameter, with 1/4 inch screw and built-in magnets, can fix your sports camera firmly on any metal surface, stable and reliable. Specifications: Color: Black Material: Plastic and Metal Load Capacity: 350g Magnetic Base Diameter: 66mm/2.6in Magnetic Base Weight: 90g/ 3.2oz Ball Head Size: 5.8 * 4 * 7cm/ 2.3 * 1.6 * 2.8in Ball Head Weight: 93g/ 3.3oz Mount Adapter Size: 6 * 3.2 * 3cm/ 2.4 * 1.3 * 1.2in Mount Adapter Weight: 18g/ 0.6in Packing List: 1 * Ball Head 1 * Base 1 * Mount Adapter 1 * Nut