Product description: Smatree Thumbscrew is designed to tighten and loosen your camera more stronger and safely, Easy to mount Gopro Hero to standard tripod or suction cup or other gopro mount. Much easier to tighten than the stock plastic ones that are included with your GoPro and with the O-Ring they hold tighter and are more resistant to vibration to the stock screws. In addition,the blue color makes your gopro look cool and awesome.It"s good choice for your Gopro cameras equipped with our Smatree Thumbscrews. There"re some colors available,golden,blue,green,purple,pink,silver,black in our Smatree brand.