Key 2.3 m Master keyed Best uses: Laptop Steel Black, Metallic Tough lock head that fits seamlessly into the latest Dell laptops and tablets with a wedge-shaped lock slotUnique lock engagement creates the strongest connection between the lock head and wedge-shaped lock slotHidden Pintechnology is compatible across all of Kensingtons latest locks and includes patented anti-pick, all part of our robust 5mm custom key management solutions that include Master Keyed (K66645EUM), Supervisor Keyed (K66645EUS) and Like Keyed (K66645EUL) optionsSelf-coiling steel cable stretches up to 2.3m (7.5ft) or shrinks down to 10.16cm (4in) for easy packing and resists and deters cutting attemptsPivot and rotate cable provides superior laptop engagementVerified and tested for industry-leading standards in torque/pull, foreign implements, lock life cycle, corrosion, key strength and other environmental conditionsRegister & Retrieveprogram offers free and secure cloud-based key replacement Features Mat