Features: Porous design: The expansion board multiple 1/4inch threaded holes that can connect multiple devices simultaneously, such as cameras, lighting, microphones, etc., to meet different photoshoots needs. Durability: Quality aluminum alloy material, lightweight yet solid, ensuring stability and reliability during use, capable of withstanding various indoor and outdoor photoshoots environment. Quick installation: User friendly design makes the installation and disassembly process simple and convenient, saving valuable photoshoots time. Universal compatibility: Suitable for most brands of cameras and DSLR cameras, with strong compatibility and easy integration into existing photography equipment. Compact and portable: The compact and lightweight design makes it easy to carry, suitable for outdoor photoshoots and travel needs. Specifications: Material: Aluminum Alloy Color: Black Size: approx. 165x30mm/6.49x1.18inch Package Includes: 1 Piece Expansion Board 1 Piece Wrench note: During installation, avoid overtightening screws to prevent damage to the device interfaces. Regularly check the threaded holes and connection status of the expansion board to ensure safety and stability during filming. During transportation, pay attention to preventing heavy pressure and collision to maintain the integrity of the equipment.