Skydiving Helmet Fixed Mount Holder Adapter for 7 6 5 4 Action Cameras(black)

Made of quality aluminium alloy material, anti-deformation, anti-rust, sturdy. Can be installed on the helmet for skydiving or outdoor cycling usage. Lightweight, easy to install and use. Fixed by screws, more firm. 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, , will not scratch your camera. 5.Suitable for 7, 6, 5, 4, for , for XiaoYi, for action cameras. Specifications: Material: aluminium alloy Optional Color: black, red, blue Fixed mount holder size(length*width): Approx. 39*20mmCelsius1.5*0.8in Two screws distance: Approx. 25mmCelsius1in Screw length: Approx. 18mmCelsius0.7in Packing List: 1*Helmet Fixed Mount Holder 2*Screw