Compatible with GoPro hero 9/8/7/6/5/4 Black,Hero 5/4 Session,Hero 3+,DJI Osmo Action/Crosstour/AKASO/Dragon Touch/Campark/APEMAN and most action cameras.Fit OPS CORE style and most of the NVG mount base.Compatible with all GoPro cameras.Attach your camera to any helmet outfitted with an NVG (Night Vision Goggles) plate.No tools required, it is easy to install. The aluminum fixed mount is an exceptional choice if you are looking for an extraordinarily durable mount with a fixed base. Cool for action shots during airsoft tournaments,tactical wargame,hunting,jumps or other outdoor activities.WARM TIPS: If your nvg mount have size difference.For fear any wobbles or rattles in the NVG slot because there is no foam on the back plate, we suggest to put a layer of thin fabric such as felt (cut it to size) to the base of the mount,the base will lock into the NVG mount surely and securely, while the felt keeps mount from rattling and scratching.SOPHISTICATED DESIGN:Low profile design minimizes camera shake and mounts low and stable for best sports performance.First person view.You can record the moments in the field training or honorable person CS games. Made of aluminium alloy material, the mount holder is durable and lightweight.Mount camera securely on helmet for convenient to record the scenery while riding. It is a professional and practical helmet camera mount, with this aluminum fixed mount, you can mount your camera on and adjust its position for optimal perspective. With easy to install and use, it is really a wonderful helmet camera mount kit for choice. NVG mount is made of CNC machined aluminum. - Attach your camera to any helmet outfitted with an NVG (Night Vision Goggles) plate. - Delivers low-profile positioning and ultra-compact mounting. - Fit OPS CORE style NVG mount base. Suitable for:GoPro Hero 7/(2018)/6/5/4 Black,Hero Session/Silver and Most Action Cameras Note: Product not includes camera and tactical helmet. If you have any problems or feedbacks,pls contact us,we're all ears for any ideas you give. The aluminum fixed mount is an exceptional choice if you are looking for an extraordinarily durable mount with a fixed base.Cool for action shots during airsoft tournaments,tactical wargame,hunting,jumps or other outdoor activities. It is a professional and practical helmet camera mount, with this aluminum fixed mount, you can mount your camera on and adjust its position for optimal perspective. With easy to install and use, it is really a wonderful helmet camera mount kit for choice. Color: Black Size: about 55 x 40 x 40mm Easy and convenient to use Fit OPS CORE style and most of the NVG mount base Attach your GoPro to any helmet outfitted with an NVG plate Easy to install and remove. Texture and durable. Compatible with GoPro Hero 4/3+/3/2/1. Made of CNC aluminum Package included: mount x1 (helmet, Gopro camera, housing and screw are NOT included) Track Page Views WithAuctiva's Counter