This is the Sealife Flex-Connect Single Tray Kit Includes Flex-Connect Single Tray, Grip, Flex Arm & Y-S AdapterFeatures: Includes Flex-Connect Single Tray, Grip, Flex Arm, and Y-S Adapter Instantly add a grip, light, flash or Flex Arm to the Single Tray with just a "click!" and remove it with the push of a button Mounts to all cameras with a standard 1/4-20 tripod mount Includes mounting knob Easily add lights and accessories to underwater cameras Complete with Flex-Connect Single Tray, Grip, Flex Arm and Y-S Adapter, this kit will help you get the most out of your underwater camera. Just add nearly any brand of camera and light, and you&';re ready to head into the water. The tray uses a standard 1/4-20 tripod mount to fit most major brands of underwater cameras, and the Y-S adapter and Flex-Connect mounts attach to a wide array of underwater lighting brands. Expand your set further with Flex-Connect Using the Flex-Connect mounting system, each kit can be disassembled instantly with the push of a button for easy travel, or expanded with other more powerful Sea Dragon lights and Flex-Connect accessories. Ranging from ultra-compact to more robust and feature-packed, the versatile Flex-Connect system provides an almost limitless amount of underwater camera setups that can be quickly adjusted and reconfigured. "