The MacBook Pro Retina Lock and Bracket is a cutting-edge high-grade aerospace aluminum bracket with the “Wedge” security slot integrated into it. The super slim bracket (only 1mm thick) along with its ultra light construction (less than 0.1lb) is attached to the bottom back side of the MacBook Pro Retina using four original screw holes. Each bracket comes with a kit including four dedicated screws and a screwdriver. The MacBook Pro Retina Lock and Bracket kit provides.MacBook Pro Retina users with and unique way to secure their expensive MacBook Pro while preserving its sleek and elegant.Includes: Security Locking bracket, mounting hardware, and all new Wedge low Profile lock with 6'cable.