Features: This cable clamp is used to secure the cable when the cable is in the strap socket, protect the camera plug and make sure it won'for t been interrupted by cable loosening. With horizontal and vertical grooves, which are suitable for most digital SLR cameras, digital SLR camcorders, camcorder armored cages, and follow for focus devices. Standard 1/4 inch threaded screw hole on the thumbscrew, used to connect the tripod quick release plate. Comes with a 1/4 inch thumb screw for attaching the cable clamp to the camera. Aluminum alloy material made, durable, wear-resistant for long service life. Specifications: Material: Aluminum Alloy Size: Approx. 4x2 for cm/1.57x0.79 inch Color: Black Screw: Standard 1/4 inch Applications: Suitable for all DSLR Camera Cables Package Includes: 1 Piece Cable Lock Clip 1 Piece Screw note: Please allow 1-2cm errors due to manual measurement,pls make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.