Aluminum alloy material: The gopro extension arm is made of finely processed aluminum alloy, which is waterproof, rustproof and can still be used in bad weather. It is very strong, can bear 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. You only need to tighten the screws to use. Dismantling is also simple and convenient. After installation, it is very stable to keep the camera stable and ensure shooting effect. Easy to carry: The helmet extension arm is small in size and weighs only 30 grams. You can easily carry it outside without putting pressure on your arms or head, giving you a comfortable feeling. Wide Field of View: Extended bracket design can adjust the sports camera at the best angle, so that the sports camera can easily take a wider range of photos and videos, improving your work efficiency. surveying, photography stand, helmet extension arm, skiing or skydiving and other outdoor activities, and can also be used as a selfie extension pole. It is compatible with Gopro Hero 8/7/6/5/4/3, Xiaoyi, SARGO, OSMO, etc. action cameras. Product Description extension arm is waterproof and rustproof, very sturdy and durable, and has a long service life. It is an essential accessory for outdoor sportsmen and photographers! Free your hands It is a very practical accessory, you can do all outdoor sports . Hang it on the helmet to free your hands and improve the safety of outdoor sports. Durable material The extension mount for gopro is made of aluminum alloy of high quality, lightweight and durable, it is convenient to carry and easy to install. Stable image There are screws on both sides of the extension arm, so that the sports camera is not easy to shake, very stable, and you can take clear photos. Specifications Name: helmet extension arm Material: Aluminum alloy Weight: 30g Length: 16.5 meters Color: Black List of packages 1Gopro Extension 100% Guarantee: If you have any problems with our products, please feel free to contact us, and we will do our best to offer you the best shopping experience