Tripp Lite SEC4K cable lock Black 47.2" (1.2 m)

Secures Your Computer in Office, Classroom and Other High-Traffic Locations
Compatible with security slots in almost all laptops and docking stations
Theft-deterrent 4-ft. (1.22 m) cable resists cuts and tampering
Top-security lock built using nickel-plated zinc alloy
Attaches firmly to table, desk or other fixed structure
Cable coated in protective PVC
Includes 2 keys