1. Enable to mount 2 cameras at a time2. A standard two-prong mount at the bottom enables attachment to a floating hand grip or support device that uses the standard 3-prong mounting interface3. Premium ABS to give a good support and prevent from falling4. Also compatible with other action cameras like 5. Lightweight and compact design for your outdoor photographyModel Number:for Hero Action cameraType:Skeletons & Framesfeature:Also compatible with other action cameras colour:blackMaterial:Metal + plasticsize:2*9*15cmPackage Contents:1*Double head Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.