1" long by 1/2" diameter Screw-in Device for use in providing an anchoring point on many different electronics devices. Simply remove one screw from the back of the device, reinstall this screw inside of this anchor point and thread our security cable. The cable prevents access to the screw head when installed. Can be used with our Stainless Steel Hoop & Ball cables (available in 1', 2', 4', 5', 8' & 10' lengths) or with other cables of your choice. These screw in anchors work on Computers, LCD and Plasma Display Panels, Digital Projectors, Laptops, Marine Electronics and Auto GPS Electronics units and more. "It's your stuff, lock it down!"