RUITAI&trade New Protective Fixed Frame Mount Housing for GoPro Hero 4 3+3 Cameras with Lens Glass Protector, GoPro Accessories Camera Frame Mount Case with Bulckle Mount + Thumbscrw + Dustproof Cap Plug Ultra-Light weight filters (6.7g) for filming with gimbals, Filters protect Gopro lens while filming outside housing Glass lenses for optimal image clarity and scratch resistance. Compatible with GoPro Hero3/3+/4 (when outside housing) Low-Profile, Lightweight Mount | Quick-Release Latch | Open-Air Design | Keeps Ports Accessible Enables Unimpeded Audio Capture | Compatible with BacPacs Warranty: Our RUITAI provides 3 months Money Back or Replacement for any dissatisfaction, one year guarantee and friendly, easy-to-reach support. So if you have any questions with this New Protective Fixed Frame Mount Housing, please feel free to contact us.