SOONSUN BacPac Backdoor Kit for GoPro Hero 3+ 4 Standard Housing - Extended Waterproof, Skeleton & LCD Touch Backdoors for BacPac Screen or Battery Extension

Designed for BacPac Expansion: Specifically designed for GoPro Hero 3+ and Hero 4 (Black & Silver) standard housing cases. These extended backdoors provide the extra depth required when using a BacPac LCD screen or BacPac battery, solving the issue of the original housing being too slim Compatible with Hero 3+/Hero 4 Black & Silver: An essential accessory for Hero 3+/4 Black users adding an external screen for framing, and Hero 4 Silver users adding a BacPac battery for extended shooting time. This kit ensures your camera and its BacPac attachment are protected as one solid unit Three Backdoors for Different Shooting Scenarios: Standard BacPac Backdoor - Fully enclosed design for underwater use, providing waterproof protection during diving and snorkeling; Skeleton BacPac Backdoor - Open structure for direct screen access and improved audio capture; LCD Touch Backdoor - Built-in touch membrane that allows screen operation while offering splash and dust protection for outdoor shooting Marine-Grade 316 Stainless Steel: Constructed with durable plastic housing and 316 stainless steel hinge components, offering superior corrosion resistance in seawater. Suitable for diving, snorkeling, surfing, and other outdoor activities Easy Installation & Secure Replacement Fit: Direct replacement design installs without tools. Easily switch between different backdoors depending on your shooting environment, such as waterproof protection or audio-focused recording