Fangrui Product Details 1. Aluminum Alloy Structure 2. Strong Compatibility: The Upgraded Model Can Be Freely Installed With Nd/cpl Filters And Max Lenses. 3. Quick Installation: Sliding Cover Installation, Top Bead Positioning 4. Integrated Design: Dual Interface Design (two-grip Adapter And 1/4 Screw Hole, Choose One Of The Two To Use) 5. A Pair Of Cold Boots: A Magical Tool For Vlog . Built-in Protective Mold, Installation Not Damage The Machine Features: The Protective Frame Supports Horizontal . The Lens Position Is Enlarged, And A Max Wide-angle Lens And Taixuns Cpl Nd Filter Can Be Installed. The Horizontal Base Adopts A Two-page Base Design For Easy Connection. The Internal Mold Opening Is More Accurate, And A Sponge Is Attached Inside To Protect The Camera From Scratches. Applicable To Gopro12/11/10/9 Host The Vertical Cage Is Based On The Horizontal Model And Adds A Two-page Bracket, Which Is Installed On The Side To Realize The Vertical Function. Material: Aluminum Alloy Colour: Grey Package Contents: 1 X Protectiv