Aluminum Alloy Material: The GoPro extension arm is made of finely processed aluminum alloy, waterproof, anti-rust, and can still be used in bad weather. It is very strong, can support the weight of most cameras, has a long service life, and is very durable. Easy to Install: No need for professional skills and other professional tools. There are screw holes on both sides of the extension rod. All you have to do is tighten the screws to be used. Disassembly is also simple and convenient. After installation, it is very stable to keep the camera stable and ensure a shooting effect. Easy to carry: The helmet extension arm is small in size and weighs only 30 grams. You can easily carry it outdoors without putting pressure on your arms or head, giving you a comfortable feeling. Wide Field of View: The extended support design can be used to ...