Mac Pro Lock Security Bracket with Security Cable Lock - Fits new Mac Pro. The New Mac Pro Lock: Built for security on an epic scale! Maclocks has developed the first locking and anti-theft solution for the new MacPro powerhouse computer. A must have for Mac Pro users on any scale - perfect for computer labs, educational institutions, graphic design and recording studios. The new Mac Pro Lock Bracket with Security Cable Lock fits comfortably underneath the cylinder lid to offer complete protection of the device and its hardware components. By designing the Mac Pro Lock to fit the curvature of the new Mac Pro and the bracket plate to sit securely over the power cable the lid is now doubly locked into place. The bracket plate has an extended lip that will allow you to attach the included Security Cable Lock ensuring your Mac Pro workstation and all its impressive (and expensive) hardware are not going anywhere.