kensington lock. Keyed Laptop Lock with 6' Cable included to tether Laptop Locking Station to any fixed structure; can also be secured to a desk with the included mounting holes and screws. Professional-level design provides a sleek, brushed aluminum locking station that provides side port access and superior flexibility in laptop engagement. Lock your MacBook, MacBook Air, Surface Laptop 1 and 2, Chromebook, and other thin laptops and notebooks with the 11"-15" Adjustable security arms (15" Is the widest width laptop screen - a laptop that's 16" like the MacBook Pro 16-inch models is measured diagonally, so they will fit); does not interfere with a MacBook touch Bar.