This adapter for gopro is made of metal aluminum and is very durable. It's suitable for any Go Pro mount and accessory. 1/4-20 Screw conversion adapter perfect for all standard action camera, digital camera,video camera, LED light,recorders, any 1/4” accessories and more. Adapter with rubber ring design on the top to prevent unwanted rotation, ensures mounting snugly to the standard cameras comparing to others without rubber and won't wear the bottom of the camera. Package include: 2x Conversion Mount Adapter.