Compatible with Gopro Hero 12, Hero 11, Hero 10, Hero 9, Hero8, Hero7, Hero6, Hero5, Hero 2018, Hero session, Hero4, Hero3+, Hero3, Hero2 and most action cameras, Arlo pro, compatible with Arlo, Arlo go, Arlo pro 2, compatible with all cameras with 1/4 nut on the bottom The clamp of the upgraded new round ball head is made of metal. At the same time, the ball head has also been upgraded. It only needs to be tightened easily. The stability is very good and it is very strong after tightening. The newly upgraded base allows you to install the camera on the slide rails and fixed M6 holes of a kayak or ship. Installation and removal are very simple and convenient. The package includes a complete set of brackets and a slide rail mounting screw, as well as an M6 hole mounting screw and fastening tools. All components of this 360-degree action camera mount installed on kayaks and boats have been upgraded and tested many times. It provides a three year warranty. If you have any problems during use, please contact us. Compatible with Gopro Hero 12, Hero 11, Hero 10, Hero 9, Hero8, Hero7, Hero6, Hero5, Hero 2018, Hero session, Hero4, Hero3+, Hero3, Hero2 and most action cameras, Arlo pro, compatible with Arlo, Arlo go, Arlo pro 2, compatible with all cameras with 1/4 nut on the bottom.