The MBA 11"" Lock Bracket Kit & MBA 13"" Lock Bracket Kit maximize your Macbooks security and your peace of mind with the introduction of the new Wedge Bracket Locking System for Apples MacBook Air 11 & 13. How does it lock" A cutting-edge high-grade aerospace aluminum bracket, designed with the integrated "Wedge" security slot. MacBook Air users now have an unobtrusive locking option that preserves and compliments the thin design of MacBook Air 11" or 13" units. The super slim bracket (only 1mm thick) along with its super light construction (less than 0.1lb) is secured to the bottom of the MacBook Air using the MacBook Airs four original screw holes. The Maclocks kit includes four dedicated screws and a screwdriver to fasten your new MBA Lock Bracket Kit effortlessly. With the Maclock MBA Lock Bracket Kit in place you receive a seamless security solution that works to preserve the beauty and elegant design of your MacBook Air. The loop-ended security cable is made of galvanized steel and the cable can be looped around a stationary object. An anchor point can be added to your order where no stationary object is available or for a permanent locking station.