Helmet Accessories Set J Hook Buckle Mount Basic Adapter Screw with 3M Sticker for Gopro Hero 5 4 3 3Plus 2 1 Action CameraFeatures Compatible with All Hero2 Hero3 and HD HERO Original CamerasCurved Adhesive Mounts which ensures that the camera stays stable on a helmet or another curved surfaceMount clip allows easy attachment and release from mount baseThe 3M adhesive can be removed when heat from a hairdryer is appliedMaterial ABS Package Included 2 x Straight Joint1 x Basic Buckle1 x Flat Mount with 3M Adhesive Sticker2 x Thumb Screw 2 long1 short Please be noted the Camera and helmet not includedDetail Pictures