This is the Sealife Flex-Connect Dual Tray Kit Includes Flex-Connect Dual Tray, 2 Grips, 2 Arms & 2 Y-S Adapters Features: Includes Flex-Connect Dual Tray, two Grips, two Flex Arms, and two Y-S Adapters Instantly add grips, lights, flashes and Flex Arms to the Dual Tray with just a "click!" and remove them 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 any underwater camera Complete with Flex-Connect Dual Tray, two Grips, two Flex Arms and two Y-S Adapters, this kit will help you get the most out of your underwater camera. Just add nearly any brand of camera and lights, and you&';re ready to head into the water. The tray uses a standard A 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. "