Feature:

1.Made of quality aluminium alloy material, anti-deformation, anti-rust, sturdy.
2.Can be installed on the helmet for skydiving or outdoor cycling usage.
3.Lightweight, easy to install and use. Fixed by screws, more firm.
4.Fine workmanship, smooth surface, will not scratch your camera.
5.Suitable for Gopro 7, 6, 5, 4, for SJCAM, for XiaoYi, for DJI OSMO action cameras.

Specifications:

Material: aluminium alloy
Optional Color: black, red, blue
Fixed mount holder size(length*width): Approx. 39*20mm/1.5*0.8in
Two screws distance: Approx. 25mm/1in
Screw length: Approx. 18mm/0.7in

Packing List:

1*Helmet Fixed Mount Holder
2*Screw