1. Enable to mount 2 Gopro cameras at a time2. A standard GoPro two-prong mount at the bottom enables attachment to a floating hand grip or support device that uses the standard 3-prong GoPro mounting interface3. Premium ABS to give a good support and prevent from falling4. Also compatible with other action cameras like Xiaomi SJCAM5. Lightweight and compact design for your outdoor photographyModel Number:for GoPro Hero Action cameraType:Skeletons & Framesfeature:Also compatible with other action cameras likcolour:blackMaterial:Metal + plasticsize:2*9*1.5cmPackage Contents:1*Double head bracketOnly the above package content, other products are not included.Note: Light shooting 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.