Features: Metal frame cage protective housing border, magnetic adsorption, designing specifically for Action 5 Professional camera. Precise cutting design, not block button port, USB port, not affect use. Quality aluminum alloy material, lightweight and portable, without adding burden. Standard 1/4 screw port, supports horizontal and vertical switching freely, easy conversion. Side flip cover designing, built-in cold shoe port, can connection to an external microphone and fill light (both not included). Specifications: Material: Aluminum Alloy Cage Size: approx. 80.4x59.3x34mm/3.17x2.33x1.34inch Applicable Model: for Action 5 Professional Camera Package Includes: 1Pc Metal Frame Cage note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.