TetherTools TB-MC-005 TetherBLOCK Graphite\nThe TetherBLOCK\u00AE MC Graphite is designed to help protect your camera\u2019s data connection port while shooting using a tripod or hand held.\nSimply secure TetherBLOCK\u00AE to your camera, thread in the data cable, then plug one end into your camera and the other end into your computer \u2014 you are done!\n\nCamera data ports are fragile and expensive to repair.\nWhen shooting tethered in studio or on location, a trip or tug can cause your tether cable to become dislodged or cause serious damage to your camera\u2019s data ports.\nThe TetherBlock is a must-have for photographers shooting tethered both handheld or using a tripod.\n\nThe TetherBlock is designed to prevent accidental removal of a cable from your camera's data ports by snaking a USB, FireWire, or HDMI cable through one of TetherBlock\u2019s three channels. A 1/4\""-20 slotted screw attaches the plate to the camera, and can be tightened with a screwdriver or coin.\n\nFrom t.